Y gwahaniaeth rhwng diwygiadau o "Treiglad"

Lleihawyd o 1,499 beit ,  blwyddyn yn ôl
| ''Sillafiad'' || '''bw''', '''b''' → '''w''' || '''b''' → '''bh''' || '''b''' → '''bh''' || style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"|
|-
| rowspan="2" | '''b''' || {{IPA|/b/}}
| rowspan="2" | '''b''' || {{IPA|/b/}} || style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"| || {{IPA|/b/}} → {{IPA|/v/}} || {{IPA|/b/}} → {{IPA|/v/}} || {{IPA|/b/}} → {{IPA|/v/}}
| style="background-color:#D3D3D3;" colspan=3|
| {{IPA|/b/}} → {{IPA|/v/}} || {{IPA|/b/}} → {{IPA|/v/}} || {{IPA|/b/}} → {{IPA|/v/}}
|-
| ''Sillafiad''
| style="background-color:#D3D3D3;" colspan=3|
|-
| ''Sillafiad'' || '''j''' → '''y''', '''j''' || '''d''' → '''dh'''|| '''d''' → '''dh'''|| style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"|
| style="background-color:#D3D3D3;" colspan=3|
|-
| rowspan="2" | '''d''' lydan || {{IPA|/dˠ/}} || {{IPA|/dˠ/}} → {{IPA|/ɣ/}}, {{IPA|/d/}} || {{IPA|/t̪/}} → {{IPA|/ɣ/}} || {{IPA|/d̪ˠ/}} → {{IPA|/ɣ/}}
| ''Sillafiad'' || '''d''' → '''gh''', '''d''' || '''d''' → '''dh''' || '''d''' → '''dh''' || style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"|
|-
| rowspan="2" | '''d''' || {{IPA|/d/}}
| rowspan="2" | '''d''' || {{IPA|/d/}} || style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"| || {{IPA|/d/}} → {{IPA|/ð/}} || {{IPA|/d/}} → {{IPA|/ð/}} || {{IPA|/d/}} → {{IPA|/z/}}
| style="background-color:#D3D3D3;" colspan=3|
| {{IPA|/d/}} → {{IPA|/ð/}} || {{IPA|/d/}} → {{IPA|/ð/}} || {{IPA|/d/}} → {{IPA|/z/}}
|-
| ''Sillafiad''
| ''Sillafiad'' || style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"| || '''d''' → '''dd'''|| '''d''' → '''dh'''|| '''d''' → '''z'''
| style="background-color:#D3D3D3;" colspan=3|
| '''d''' → '''dd'''|| '''d''' → '''dh'''|| '''d''' → '''z'''
|-
| rowspan="2" | '''j''' || {{IPA|/ʤ/}} || rowspan = "2" style="background-color:#D3D3D3;"| ''gweler <br> '''d fain''' || style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"|
| style="background-color:#D3D3D3;" colspan=5|
|-
| ''Sillafiad''
| style="background-color:#D3D3D3;" colspan=5|
|-
| rowspan="2" | '''g''' fain || {{IPA|/gʲ/}} || {{IPA|/gʲ/}} → {{IPA|/y/}} || {{IPA|/kʲ/}} → {{IPA|/ʝ/}} || {{IPA|/ɟ/}} → {{IPA|/j/}} || style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"|
| style="background-color:#D3D3D3;" colspan=3|
|-
| ''Sillafiad'' || '''gi''' → '''yi''', '''ghi''' || '''g''' → '''gh''' || '''g''' → '''gh'''
| style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"| || stylecolspan="background-color:#D3D3D3;"3|
|-
| rowspan="2" | '''g''' lydan || {{IPA|/gˠ/}} || {{IPA|/gˠ/}} → {{IPA|/ɣ/}} || {{IPA|/kˠ/}} → {{IPA|/ɣ/}} || {{IPA|/gˠ/}} → {{IPA|/ɣ/}} || style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"|
| style="background-color:#D3D3D3;" colspan=3|
|-
| ''Sillafiad'' || '''g''' → '''gh''' || '''g''' → '''gh''' || '''g''' → '''gh''' || style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"|
| style="background-color:#D3D3D3;" colspan=3|
|-
| rowspan="2" | '''g''' gron || {{IPA|/g/}}
| rowspan="2" | '''g''' gron || {{IPA|/g/}} || style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"| || {{IPA|/g/}} → {{IPA|/w/}} || style="background-color:#D3D3D3;"|
| style="background-color:#D3D3D3;" colspan=4|
| {{IPA|/g/}} → {{IPA|/w/}} || style="background-color:#D3D3D3;" rowspan=2|
|-
| ''Sillafiad''
| ''Sillafiad'' || style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"| || '''g''' → '''w''' || style="background-color:#D3D3D3;"|
| style="background-color:#D3D3D3;" colspan=4|
| '''g''' → '''w'''
|-
| rowspan="2" | '''g''' anghron || {{IPA|/g/}}
| rowspan="2" | '''g''' anghron || {{IPA|/g/}} || style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"| || {{IPA|/g/}} → ''dim'' || style="background-color:#D3D3D3;"|
| style="background-color:#D3D3D3;" colspan=4 rowspan=2|
| {{IPA|/g/}} → ''dim'' || style="background-color:#D3D3D3;"|
|-
| ''Sillafiad'' || style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"| || '''g''' → ''dim'' || style="background-color:#D3D3D3;"|
|-
| rowspan="2" | '''g''' || {{IPA|/g/}}
| rowspan="2" | '''g''' || {{IPA|/g/}} || style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"| || {{IPA|/g/}} → ''dim'' || style="background-color:#D3D3D3;"| || {{IPA|/g/}} → {{IPA|/x/}}
| style="background-color:#D3D3D3;" colspan=3 rowspan=2|
| {{IPA|/g/}} → ''dim'' || style="background-color:#D3D3D3;"| || {{IPA|/g/}} → {{IPA|/x/}}
|-
| ''Sillafiad''
| ''Sillafiad'' || style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"| || '''g''' → ''dim'' || style="background-color:#D3D3D3;"| || '''g''' → '''c'h'''
| '''g''' → ''dim'' || style="background-color:#D3D3D3;"| || '''g''' → '''c'h'''
|-
| rowspan="2" | '''gw''' || {{IPA|/gw/}}
| rowspan="2" | '''gw''' || {{IPA|/gw/}} || style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"| || {{IPA|/gw/}} → {{IPA|/w/}} || {{IPA|/gw/}} → {{IPA|/w/}} || {{IPA|/gʷ/}} → {{IPA|/w/}}
| style="background-color:#D3D3D3;" colspan=3 rowspan=2|
| {{IPA|/gw/}} → {{IPA|/w/}} || {{IPA|/gw/}} → {{IPA|/w/}} || {{IPA|/gʷ/}} → {{IPA|/w/}}
|-
| ''Sillafiad'' || style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"| || '''gw''' → '''w''' || '''gw''' → '''w''' || '''gw''' → '''w'''
|-
| rowspan="2" | '''m''' fain || {{IPA|/mʲ/}} || {{IPA|/m/}} → {{IPA|/v/}} || {{IPA|/mj/}} → {{IPA|/vj/}} || {{IPA|/bʲ/}} → {{IPA|/vʲ/}} || style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"| || style="background-color:#D3D3D3;"|
539

golygiad