'You' is not a Welsh word.
It doesn't mean anything in Welsh; it's in English.
Do you mean 'What is the Welsh for witchcraft?' That is 'dewiniaeth'.
It's not a word in Welsh.
'Carley' is not a Welsh word.
It's not a Welsh word.
'Sorry' isn't a Welsh word so it has no meaning in Welsh.
This is not a Welsh word, but you might mean 'barod,' which means 'ready.'
It doesn't appear to be a Welsh word.
Perisgop is the Welsh word for a periscope.
Do you mean Welsh Rarebit
bont (or pont) is welsh for bridge