Meaningbreak · crush · familiar · popular · smashOn'yomiサ · サイKun'yomiくだ.くCommon compounds (4)玉摧 ぎょくさいtrying but being utterly beaten; being completely rejected when professing one's love破摧 はさいcrushing (into pieces); smashing; cracking; breaking up摧く くだくto simplify; to make easy to understand摧ける くだけるto be worried