めつぼう 滅亡 Common word JLPT N1 Wanikani level 43 Play audio LinksSentence search for 滅亡Sentence search for めつぼうKanji details for 滅 and 亡Edit in JMdict Noun, Suru verb, Intransitive verb1. downfall; ruin; collapse; destruction Discussions Log in to talk about this word.