きそう 帰巣 LinksSentence search for 帰巣Sentence search for きそうSentence search for きすうKanji details for 帰 and 巣Edit in JMdict Noun, Suru verb, Intransitive verb1. homing (instinct)Other forms帰巣 【きすう】Notesきすう: Irregular kana usage. Discussions Log in to talk about this word.