楽らく天てん主しゅ義ぎ者しゃMeaningsNoun1. optimistKanji used楽comfort天heaven主(one's) master義justice者someoneComposed of楽らく天てんoptimismNoun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