Well worked is ' wedi gweithio ' but i don't know about substantial! Sorry .
I know for a fact that people in Wales are called Welsh.
You can say "I am Welsh" by simply stating "I am Welsh" in English. In Welsh, you would say "Cymraeg ydw i" (I am Welsh).
more substantial, most substantial
Welsh dragon in Welsh is "draig Goch".
You don't need a substantial answer to this question.
'gyda dy Gymraeg di' is 'with your Welsh'
The Welsh word for "Welsh" is Cymraeg :)
"Na" is the word for "no" in Welsh.
ymchwil Gymreig = Welsh research ymchwil Gymraeg = Welsh language research
No Welsh equivalent.
'Flicker' is not a Welsh word and has no meaning in Welsh.
"Slow" in Welsh is "araf".