あいし 相知る Show inflections LinksSentence search for 相知るSentence search for あいしるKanji details for 相 and 知Edit in JMdict Godan verb with 'ru' ending1. to know each otherえいゆう英雄あいし相知る。Like knows like.Godan verb with 'ru' ending2. to exchange vows; to love each other Discussions Log in to talk about this word.