(not quite sure what you're asking for... but I'll translate how do , as in how do you do)
sut ydych chi (how do you do/ how are you)
more informal is - su mai
In Wales, you can say "hwyl fawr" to say goodbye in Welsh.
we say gwanwyn in Wales.
gekommen, um wales.
You say helo.
I will say Whales are cool, but wales are not very fun to have.
Wales, as the word originates from the Germanic language
Harry Windsor, Prince of Wales. Some may say Harry of Wales.
Viva en Gales - you live in Wales Vivo en Gales - I live in Wales
Baleine
Je suis Gallois is 'I am Welsh'. You can also say 'Je viens du Pays de Galles' (I come from Wales).
Wales is a country. It has it's own language and its own elections for welsh ministers. So yes, I would say Wales is significant!
Because he is the son of the HRH the Prince of Wales he uses the name Prince William of Wales.