There is no word "borthyn" in Welsh. It is possible that it is a misspelling or a word from another language. If you have more context or details, I can try to help further.
In Welsh, "bullibes" is not a recognized word. It does not have a specific meaning in the Welsh language.
Celyn is the Welsh word for Holly.
It means shop.
'Ditto' doesn't mean anything in Welsh: it's in English.If you are trying to say "What is the Welsh for ditto?" it's eto, yr un, yr un peth.
"Heol" is the Welsh word for "road" or "street."
'You' is not a Welsh word.
It doesn't mean anything in Welsh; it's in English.
'Carley' is not a Welsh word.
Do you mean 'What is the Welsh for witchcraft?' That is 'dewiniaeth'.
It's not a word in Welsh.
It's not a Welsh word.
This is not a Welsh word, but you might mean 'barod,' which means 'ready.'
'Sorry' isn't a Welsh word so it has no meaning in Welsh.
bont (or pont) is welsh for bridge
Perisgop is the Welsh word for a periscope.
It doesn't appear to be a Welsh word.
Do you mean Welsh Rarebit