あっ砕[assai] crushing
圧砕機[assaiki] grinder
噛砕く[kamikudaku] to crunch
玉砕[gyokusai] honourable defeat
撃砕[gekisai] pulverising

砕く[kudaku] to break
砕け[kudake] familiar (informal) (speech style)
砕ける[kudakeru] to break (into pieces)
砕け散る[kudakechiru] to be smashed up
砕石[saiseki] broken stone

ギックリ腰[gikkurigoshi] strained back
丸腰[marugoshi] unarmed
及び腰[oyobigoshi] bent back
けんか腰[kenkagoshi] belligerent
腰掛る[koshikakeru] to sit (down)

腰を下す[koshiwoorosu] to sit down
腰かけ[koshikake] seat
腰巻[koshimaki] loincloth
腰元[koshimoto] chamber maid