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	<id>https://cof.canolfanuwchgwyrfai.cymru/index.php?action=history&amp;feed=atom&amp;title=Nant_y_Tywarchlyn</id>
	<title>Nant y Tywarchlyn - Hanes golygu</title>
	<link rel="self" type="application/atom+xml" href="https://cof.canolfanuwchgwyrfai.cymru/index.php?action=history&amp;feed=atom&amp;title=Nant_y_Tywarchlyn"/>
	<link rel="alternate" type="text/html" href="https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Nant_y_Tywarchlyn&amp;action=history"/>
	<updated>2026-04-06T10:49:30Z</updated>
	<subtitle>Hanes diwygio&#039;r dudalen hon ar y wici</subtitle>
	<generator>MediaWiki 1.43.1</generator>
	<entry>
		<id>https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Nant_y_Tywarchlyn&amp;diff=15831&amp;oldid=prev</id>
		<title>Cyfaill Eben am 15:39, 14 Mehefin 2024</title>
		<link rel="alternate" type="text/html" href="https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Nant_y_Tywarchlyn&amp;diff=15831&amp;oldid=prev"/>
		<updated>2024-06-14T15:39:43Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;cy&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Fersiwn hŷn&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Fersiwn yn ôl 16:39, 14 Mehefin 2024&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot;&gt;Llinell 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Llinell 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Ymddengys mai enw [[Dyffryn Nantlle]], (neu&#039;r enw ar ran uchaf y dyffryn hwnnw) yn y Canol Oesoedd oedd &#039;&#039;&#039;Nant y Tywarchlyn&#039;&#039;&#039;, sef dyffryn yn rhedeg i gyfeiriad y tir isel o lan [[Llyn y Dywarchen]]. Yn yr achos hwn, ystyr &quot;nant&quot; yw dyffryn, fel yn Nantlle, &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Nantgwynant &lt;/del&gt;neu Nant Gwrtheyrn. &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Meddir &lt;/del&gt;fod brenin Lloegr, Iorwerth I, wedi treulio peth amser &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;yma &lt;/del&gt;ym 1283 cyn symud i lawr y dyffryn at y llys &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;dywysogol&lt;/del&gt;, sef [[Baladeulyn]].&amp;lt;ref&amp;gt;W.R. Ambrose, ‘’Nant Nantlle’’ (Pen-y-groes, 1872), t.23-4&amp;lt;/ref&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Ymddengys mai enw [[Dyffryn Nantlle]], (neu&#039;r enw ar ran uchaf y dyffryn hwnnw) yn y Canol Oesoedd oedd &#039;&#039;&#039;Nant y Tywarchlyn&#039;&#039;&#039;, sef dyffryn yn rhedeg i gyfeiriad y tir isel o lan [[Llyn y Dywarchen]]. Yn yr achos hwn, ystyr &quot;nant&quot; yw dyffryn, fel yn Nantlle, &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Nant Gwynant &lt;/ins&gt;neu Nant Gwrtheyrn. &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Dywedir &lt;/ins&gt;fod brenin Lloegr, Iorwerth I, wedi treulio peth amser &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;yno &lt;/ins&gt;ym 1283 cyn symud i lawr y dyffryn at y llys &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;tywysogol&lt;/ins&gt;, sef [[Baladeulyn]].&amp;lt;ref&amp;gt;W.R. Ambrose, ‘’Nant Nantlle’’ (Pen-y-groes, 1872), t.23-4&amp;lt;/ref&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{eginyn}}&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{eginyn}}&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Cyfaill Eben</name></author>
	</entry>
	<entry>
		<id>https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Nant_y_Tywarchlyn&amp;diff=15802&amp;oldid=prev</id>
		<title>Irion am 14:01, 10 Mehefin 2024</title>
		<link rel="alternate" type="text/html" href="https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Nant_y_Tywarchlyn&amp;diff=15802&amp;oldid=prev"/>
		<updated>2024-06-10T14:01:57Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;cy&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Fersiwn hŷn&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Fersiwn yn ôl 15:01, 10 Mehefin 2024&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot;&gt;Llinell 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Llinell 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Ymddengys mai enw [[Dyffryn Nantlle]] yn y Canol Oesoedd oedd &#039;&#039;&#039;Nant y Tywarchlyn&#039;&#039;&#039;, sef dyffryn yn rhedeg &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;at &lt;/del&gt;y tir isel o &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt; gyfeiriad &lt;/del&gt;[[Llyn y Dywarchen]]. Yn yr achos hwn, ystyr &quot;nant&quot; yw dyffryn, fel yn Nantlle, Nantgwynant neu Nant Gwrtheyrn. Meddir fod brenin Lloegr, Iorwerth I, wedi treulio peth amser yma ym 1283 cyn symud i lawr y dyffryn at y llys dywysogol, sef [[Baladeulyn]].&amp;lt;ref&amp;gt;W.R. Ambrose, ‘’Nant Nantlle’’ (Pen-y-groes, 1872), t.23-4&amp;lt;/ref&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Ymddengys mai enw [[Dyffryn Nantlle]]&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;, (neu&#039;r enw ar ran uchaf y dyffryn hwnnw) &lt;/ins&gt;yn y Canol Oesoedd oedd &#039;&#039;&#039;Nant y Tywarchlyn&#039;&#039;&#039;, sef dyffryn yn rhedeg &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;i gyfeiriad &lt;/ins&gt;y tir isel o &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;lan &lt;/ins&gt;[[Llyn y Dywarchen]]. Yn yr achos hwn, ystyr &quot;nant&quot; yw dyffryn, fel yn Nantlle, Nantgwynant neu Nant Gwrtheyrn. Meddir fod brenin Lloegr, Iorwerth I, wedi treulio peth amser yma ym 1283 cyn symud i lawr y dyffryn at y llys dywysogol, sef [[Baladeulyn]].&amp;lt;ref&amp;gt;W.R. Ambrose, ‘’Nant Nantlle’’ (Pen-y-groes, 1872), t.23-4&amp;lt;/ref&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{eginyn}}&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{eginyn}}&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Irion</name></author>
	</entry>
	<entry>
		<id>https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Nant_y_Tywarchlyn&amp;diff=15801&amp;oldid=prev</id>
		<title>Irion am 14:00, 10 Mehefin 2024</title>
		<link rel="alternate" type="text/html" href="https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Nant_y_Tywarchlyn&amp;diff=15801&amp;oldid=prev"/>
		<updated>2024-06-10T14:00:33Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;cy&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Fersiwn hŷn&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Fersiwn yn ôl 15:00, 10 Mehefin 2024&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot;&gt;Llinell 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Llinell 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Ymddengys mai enw [[Dyffryn Nantlle]] yn y Canol Oesoedd oedd &#039;&#039;&#039;Nant y Tywarchlyn&#039;&#039;, sef dyffryn yn rhedeg at y tir isel o  gyfeiriad [[Llyn y Dywarchen]]. Yn yr achos hwn, ystyr &quot;nant&quot; yw dyffryn, fel yn Nantlle, Nantgwynant neu Nant Gwrtheyrn. Meddir fod brenin Lloegr, Iorwerth I, wedi treulio peth amser yma ym 1283 cyn symud i lawr y dyffryn at y llys dywysogol, sef [[Baladeulyn]].&amp;lt;ref&amp;gt;W.R. Ambrose, ‘’Nant Nantlle’’ (Pen-y-groes, 1872), t.23-4&amp;lt;/ref&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Ymddengys mai enw [[Dyffryn Nantlle]] yn y Canol Oesoedd oedd &#039;&#039;&#039;Nant y Tywarchlyn&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&#039;&lt;/ins&gt;&#039;&#039;, sef dyffryn yn rhedeg at y tir isel o  gyfeiriad [[Llyn y Dywarchen]]. Yn yr achos hwn, ystyr &quot;nant&quot; yw dyffryn, fel yn Nantlle, Nantgwynant neu Nant Gwrtheyrn. Meddir fod brenin Lloegr, Iorwerth I, wedi treulio peth amser yma ym 1283 cyn symud i lawr y dyffryn at y llys dywysogol, sef [[Baladeulyn]].&amp;lt;ref&amp;gt;W.R. Ambrose, ‘’Nant Nantlle’’ (Pen-y-groes, 1872), t.23-4&amp;lt;/ref&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{eginyn}}&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{eginyn}}&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Irion</name></author>
	</entry>
	<entry>
		<id>https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Nant_y_Tywarchlyn&amp;diff=15800&amp;oldid=prev</id>
		<title>Irion am 14:00, 10 Mehefin 2024</title>
		<link rel="alternate" type="text/html" href="https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Nant_y_Tywarchlyn&amp;diff=15800&amp;oldid=prev"/>
		<updated>2024-06-10T14:00:12Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;cy&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Fersiwn hŷn&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Fersiwn yn ôl 15:00, 10 Mehefin 2024&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot;&gt;Llinell 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Llinell 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Ymddengys mai enw [[Dyffryn Nantlle]] yn y Canol Oesoedd oedd &#039;&#039;&#039;Nant y Tywarchlyn&#039;&#039;, sef dyffryn yn rhedeg at y tir isel o  gyfeiriad [[Llyn y &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Tywarchen&lt;/del&gt;]]. Yn yr achos hwn, ystyr &quot;nant&quot; yw dyffryn, fel yn Nantlle, Nantgwynant neu Nant Gwrtheyrn. Meddir fod brenin Lloegr, Iorwerth I, wedi treulio peth amser yma ym 1283 cyn symud i lawr y dyffryn at y llys dywysogol, sef [[Baladeulyn]].&amp;lt;ref&amp;gt;W.R. Ambrose, ‘’Nant Nantlle’’ (Pen-y-groes, 1872), t.23-4&amp;lt;/ref&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Ymddengys mai enw [[Dyffryn Nantlle]] yn y Canol Oesoedd oedd &#039;&#039;&#039;Nant y Tywarchlyn&#039;&#039;, sef dyffryn yn rhedeg at y tir isel o  gyfeiriad [[Llyn y &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Dywarchen&lt;/ins&gt;]]. Yn yr achos hwn, ystyr &quot;nant&quot; yw dyffryn, fel yn Nantlle, Nantgwynant neu Nant Gwrtheyrn. Meddir fod brenin Lloegr, Iorwerth I, wedi treulio peth amser yma ym 1283 cyn symud i lawr y dyffryn at y llys dywysogol, sef [[Baladeulyn]].&amp;lt;ref&amp;gt;W.R. Ambrose, ‘’Nant Nantlle’’ (Pen-y-groes, 1872), t.23-4&amp;lt;/ref&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{eginyn}}&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{eginyn}}&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Irion</name></author>
	</entry>
	<entry>
		<id>https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Nant_y_Tywarchlyn&amp;diff=15799&amp;oldid=prev</id>
		<title>Irion: Crëwyd tudalen newydd yn dechrau gyda &#039;Ymddengys mai enw Dyffryn Nantlle yn y Canol Oesoedd oedd &#039;&#039;&#039;Nant y Tywarchlyn&#039;&#039;, sef dyffryn yn rhedeg at y tir isel o  gyfeiriad [[Llyn y Tywarchen]...&#039;</title>
		<link rel="alternate" type="text/html" href="https://cof.canolfanuwchgwyrfai.cymru/index.php?title=Nant_y_Tywarchlyn&amp;diff=15799&amp;oldid=prev"/>
		<updated>2024-06-10T13:59:56Z</updated>

		<summary type="html">&lt;p&gt;Crëwyd tudalen newydd yn dechrau gyda &amp;#039;Ymddengys mai enw &lt;a href=&quot;/wici/Dyffryn_Nantlle&quot; title=&quot;Dyffryn Nantlle&quot;&gt;Dyffryn Nantlle&lt;/a&gt; yn y Canol Oesoedd oedd &amp;#039;&amp;#039;&amp;#039;Nant y Tywarchlyn&amp;#039;&amp;#039;, sef dyffryn yn rhedeg at y tir isel o  gyfeiriad [[Llyn y Tywarchen]...&amp;#039;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;Tudalen newydd&lt;/b&gt;&lt;/p&gt;&lt;div&gt;Ymddengys mai enw [[Dyffryn Nantlle]] yn y Canol Oesoedd oedd &amp;#039;&amp;#039;&amp;#039;Nant y Tywarchlyn&amp;#039;&amp;#039;, sef dyffryn yn rhedeg at y tir isel o  gyfeiriad [[Llyn y Tywarchen]]. Yn yr achos hwn, ystyr &amp;quot;nant&amp;quot; yw dyffryn, fel yn Nantlle, Nantgwynant neu Nant Gwrtheyrn. Meddir fod brenin Lloegr, Iorwerth I, wedi treulio peth amser yma ym 1283 cyn symud i lawr y dyffryn at y llys dywysogol, sef [[Baladeulyn]].&amp;lt;ref&amp;gt;W.R. Ambrose, ‘’Nant Nantlle’’ (Pen-y-groes, 1872), t.23-4&amp;lt;/ref&amp;gt;&lt;br /&gt;
&lt;br /&gt;
{{eginyn}}&lt;br /&gt;
&lt;br /&gt;
==Cyfeiriadau==&lt;br /&gt;
&lt;br /&gt;
[[Categori:Enwau lleoedd]]&lt;/div&gt;</summary>
		<author><name>Irion</name></author>
	</entry>
</feed>