いわす

to beat someone up; to injure or break (body parts)

Word type: 

Standard: 

やっつける／(からだを)こわす

Standard kanji: 

やっつける／(体を)壊す

Example: 

ひざいわしてしもて、歩かれへんねん。
I hurt my knee, so I can't walk.

Commentary: 

いわす is not usually used in a figurative sense.