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one's father; one's old man; dad; pops
middle-aged (or older) man; old man; geezer
one's boss
proprietor (of a restaurant, store, etc.); landlord
grizzly bear
親仁は若い頃から大工一筋で暮らしてきた。
My old man has made his living solely as a carpenter since he was young.
親仁の背中を見て育ったから同じ職業を選んだ。
I chose the same profession because I grew up watching my father.
親仁が厳しく言うのは息子を思ってのことだ。
The old man speaks harshly because he cares about his son.