きょ 虚をつく Show inflections LinksSentence search for 虚をつくSentence search for きょをつくSentence search for 虚を突くSentence search for 虚を衝くKanji details for 虚Edit in JMdict Expressions (phrases, clauses, etc.), Godan verb with 'ku' ending1. to attack the enemy in his unguarded momentOther forms虚を突く 【きょをつく】、虚を衝く 【きょをつく】 Discussions Log in to talk about this word.