ゆうせん 優先 Common word JLPT N1 Wanikani level 23 Play audio LinksSentence search for 優先Sentence search for ゆうせんKanji details for 優 and 先Edit in JMdict Noun, Suru verb, Transitive verb, Intransitive verb, Noun which may take the genitive case particle 'no'1. preference; priority; precedence Discussions Log in to talk about this word.