割股疗亲

to cut flesh from one's thigh to nourish a sick parent (idiom) / filial thigh-cutting

to cut / to cut apart

thigh / part of a whole / portion of a sum / (stock) share / strand of a thread / low-level administrative unit, translated as "section" or "department" etc, ranked below 科[ke1] / classifier for long winding things like ropes, rivers etc / classifier for smoke, smells etc: thread, puff, whiff / classifier for bands of people, gangs etc / classifier for sudden forceful actions

to treat / to cure / therapy

parent / one's own (flesh and blood) / relative / related / marriage / bride / close / intimate / in person / first-hand / in favor of / pro- / to kiss / (Internet slang) dear

parents-in-law of one's offspring