허리가

waist

→ 허리
phrase Rare #26,809
waist 허리 can refer to the waist or lower back. The particle 가 marks it as the subject of the sentence.
KO: 허리가 아파요.
EN: My lower back hurts.

이런, 허리가 아파

Ouch, my back hurts.

— 날씨의 아이 (2019)

산에 허리가 있대!

There's a waist in the mountain!

— 로마 (2018)

이건 허리가 좀 너무 크네.

This one is a little too big around the waist.

허리가 나갔어

I threw out my back.

— 쿵푸 허슬 (2004)