じじつむこん 事実無根 Common word LinksSentence search for 事実無根Sentence search for じじつむこんKanji details for 事, 実, 無 and 根Edit in JMdict Noun, Noun which may take the genitive case particle 'no'1. groundless; entirely contrary to factYojijukugo (four character compound) Discussions Log in to talk about this word.