It doesn't look like an Irish word to me.
Armchair is an 8 letter word. The 7th letter is i.
Loti Kobalia was born in 1950.
Psilogaster loti was created in 1810.
Lesotho loti was created in 1980.
An 8 letter word for gifts would be: presents
mariners is a 8 letter word for sailors
an 8 letter word for wealthy is ....... affluent
The 8-letter French word for college student is 'étudiant'.
There is no 8-letter word, but there are several 7-letter words:agnaticanticarcartingcratinggranitatracing
Trespass is a 8 letter word, but to answer I would have to say overstep.
"Innuendo" is an 8 letter word for subtle gossip.