くちもとゆる 口元が緩む Show inflections LinksSentence search for 口元が緩むSentence search for くちもとがゆるむKanji details for 口, 元 and 緩Edit in JMdict Expressions (phrases, clauses, etc.), Godan verb with 'mu' ending1. to smile; to crack a smile Discussions Log in to talk about this word.