やまいくちいわざわいくちい 病は口より入り禍は口より出ず LinksSentence search for 病は口より入り禍は口より出ずSentence search for やまいはくちよりいりわざわいはくちよりいずKanji details for 病, 口, 入, 禍 and 出Edit in JMdict Expressions (phrases, clauses, etc.), Nidan verb (lower class) with 'dzu' ending (archaic)1. be moderate with your mouth; sickness enters through the mouth, calamities come out of the mouthProverb Discussions Log in to talk about this word.