最さい下か層そうMeaningsNoun1. bottom layer; undermost layer2. lowest (societal) class; bottom (economic) stratum; lowest casteKanji used最utmost下below層layerComposed of最さい下かthe lowest; the worstNoun層そうlayer; stratum; seam; bed; class; bracket; group; sheaf; counter for stories (of a building)Noun