Phrases:
He has a financial interest in it
He has an interest in the profit
He is acting in his own interest
T'eh gobbragh da'n oays echey hene
He is blind to his own interests
Cha leayr da e lhiasaghey hene
He professes to be interested in Manx
T'eh lhiggey er dy vel sym echey er y Ghaelg