It is an Irish word meaning:
1. Druidic art, druidism
2. Witchcraft, magic; charm, enchantment
"Brambles" I guess you're asking because of the famous Single Malt Scotch GlenDronach which means "valley of brambles"
'Will' is not an Irish word and has no meaning in Irish.
Ryann is not an Irish word and has no meaning in Irish.
It's not an Irish word so it has no meaning in Irish.
Allyson is not an Irish word and has no meaning in Irish.
A word in Irish meaning 'inspiration' is inspioráid.
Ella is not an Irish word and has no meaning in the language.
It's an anglicized spelling of the Irish Gaelic word 'loch' meaning 'lake'.
The Irish word "Bean", meaning woman, is pronounced "ban".
Neither word is in Irish so they have no meaning.
'Holly' has no meaning in Irish; it's an English word.
Rachael is not an Irish word so it has no meaning in that language.
'Cheerio' is an English word and therefore has no meaning in Irish.