はらなかわら 腹の中で笑う Show inflections LinksSentence search for 腹の中で笑うSentence search for はらのなかでわらうKanji details for 腹, 中 and 笑Edit in JMdict Expressions (phrases, clauses, etc.), Godan verb with 'u' ending1. to laugh to oneself; to smile to oneself Discussions Log in to talk about this word.