ársa or seanda
If by 'Ancient Irish' you mean "Old Irish" it is "teg, tech". Modern Irish is tigh/teach.
how do you say my country in irish
How do you say "for four days " in irish?
The way to say egg in Irish is ubh
Irish isn't ancient it is still spoken Ó Maoilchluiche - O Meel-khlih-heh
No Irish version.
"luckily in Irish"
No Irish form.
Caitríona in Irish.
No Irish version.
In Irish "ancient watch " is "sean-uaireadóir".
In Irish it's "an Rí na mbuaiteorí ar fad". The Norse language and Gaelic are not closely related, BTW.