力持ちだ

strong

→ 力持ち
phrase Rare #34,961
strong Describes someone who is physically strong. In the expression 縁の下の力持ち, it refers to an unsung supporter who works behind the scenes.
JA: 彼は力持ちだから、重い荷物も一人で運べる。
EN: He is strong, so he can carry heavy luggage by himself.

あの人は化け物のような力持ちだ

That person has incredible, monstrous strength.

気の優しい力持ちだと思ったただのデブ

I thought he was a kind-hearted strongman, but he’s just fat.

— ミッション・クレオパトラ (2002)

彼女はそのスーツケースを運べるほどの力持ちだ

She is strong enough to carry that suitcase.

彼はの下力持ちだ

He's the unsung hero behind the scenes.