実じつ存ぞん主しゅ義ぎ者しゃMeaningsNoun1. existentialistKanji used実real存existence主(one's) master義justice者someoneComposed of実じつ存ぞんexistenceNoun主しゅ義ぎ者しゃadvocate (of a theory or principle); ideologist; ideologue; -ist (i.e. adherent to a belief system)Noun