随ずい意いConjugationsTop 25000MeaningsNa-adjectiveNoun1. voluntary; optional; free; electiveOther readings随ず意いKanji used随follow as one's told意ideaPitch accentずいいずいいUsed in vocabulary不ふ随ずい意いinvoluntaryNoun不ふ随ずい意い筋きんinvoluntary musclesNoun随ずい意い筋きんvoluntary muscleNoun不ふ随ずい意い運うん動どうinvoluntary movementNoun随ずい意い契けい約やくprivate contract; negotiated contract; limited tender contractNoun随ずい意い的てきvoluntary; optionalNa-adjectiveExamples2随ずい意いに退たい席せきしてかまいません。You may leave your seat at will.随ずい意いに退たい席せきして結けっ構こうです。You may leave your seat at will.