いちやく 一躍 Common word LinksSentence search for 一躍Sentence search for いちやくKanji details for 一 and 躍Edit in JMdict Adverb (fukushi), Noun, Suru verb1. suddenly (rising to fame, etc.); instantly; immediately; overnightNoun, Suru verb2. one bound; one leaporig. meaning Discussions Log in to talk about this word.