'Cushti' is not a word in Irish Gaelic.
It's an English phonetic spelling of the Irish 'Rua'which means 'red-haired'.
Barúch is a phonetic Irish spelling of the Hebrew name "Baruch". In Irish it has no meaning, in Hebrew it means blessed.
Assuming you've the spelling correct then it means 'Dig'
It is an English spelling of the Irish Gaelic Caitlín[kotchleen] which is a version of Catherine (pure).
If you mean 'inti' it means "in-it" or "in-her". Innti may be an older spelling.
It's a phonetic English spelling of the the Irish Gaelic 'beag' meaning 'little'.
"agrah" look like a phonetic rendering of "a ghrá" "a ghrá" means "my love"
Keirra is a variant spelling of Modern English Keira, which came from the English Kira, born from the Irish Ciara, which is the feminine form of Ciar, and is ultimately derived from the Irish ciar; meaning "Black."
'Shamus' is an English phonetic spelling of the Irish Séamus and Scottish Gaelic Seumas which are equivalents of James.
Síle is the Irish language spelling.
It is an Irish version of Clare/Claire.
The Irish spelling is Ruairí; the Scottish spelling is Ruairidh.