A colt is a young horse.
colt patent firearms
'Will' is not an Irish word and has no meaning in Irish.
It doesn't mean anything in Irish.
It doesn't mean anything in Irish.
Nikko doesn't mean anything in Irish.
A young male is a colt, do you mean a filly (the female of a youngter?)
Proofhouse.com has Colt sn data.
If you mean the Irish (Gaelic) it is not in that language. Irish has neither 'k' nor 'y' in its alphabet.
"Isabelle" doesn't mean anything in Irish, but the Irish version of the name is Sibéal (shibael).
"eme" doesn't mean anything in Irish. It doesn't look like an Irish word.
Does Ballavue mean anything in Irish? I can find no example of it as a placename. 'Vue' is not a word in Irish.