How To Use Irish gaelic In A Sentence

If the Pictish language about which little is known contained a sizeable component of Irish Gaelic, Irish names may have fitted readily into Pictish culture. Pictish female names
So the question for me is, how do I convert names like: Bodicca, Barita, Catimandua, Cunovinda, Huctia, Tanconx, Vertissa and Verica into something that sounds less latinised and more like that sort of northern dialect that eventually merged with Irish Gaelic to give us medievil Scots Gaelic Women's names. Pictish female names
As I remember, Nuuchahnulth is the language that has around 30 lexical terms relating to salmon in much the same way that Eskimo Inuit has an almost equal number related to "snow" and Irish Gaelic for types of rain and rainfall. Languagehat.com: NOOTKA DICTIONARY.
Yet JRR Tolkien wasn't crazy about French, but loved the musical quality of Welsh but not Irish Gaelic, and once wrote to his son that simply hearing a list of words of the Old Gothic language pronounced aloud could "move him to tears". Languagehat.com: CACOPHONY?
Below are many, though not all, of the terms that Irish Gaelic has for describing rainfall. Languagehat.com: NOOTKA DICTIONARY.

Cruithne is an Irish Gaelic word, corresponding to the Brittonic word Pritani, which in turn gives the name of the island, Britain Laing and Laing 2001. The Picts (or Cruithne, or Albans): What's in a name?
Doyle is an ancient Irish Gaelic name meaning 'Dark Foreigner.
On the other hand, however, the example of Irish Gaelic has been less successful. Foreign terms as convenient euphemisms
How long does it take to learn Chinese or Japanese vs. Spanish or Irish Gaelic?
As showing that the Scottish and Irish Gaelic were practically the same, as distinguished from the Celtic tongue spoken by the Welsh and Bretons, The Life Story of an Old Rebel