底てい辺へん層そうMeaningsNoun1. lower classes; proletariat; underclassKanji used底bottom辺local area層layerComposed of底てい辺へんbase (of a polygon); bottom (of the social scale); lower levels; lower classes; base (e.g. of support); foundation; basisNoun層そうlayer; stratum; seam; bed; class; bracket; group; sheaf; counter for stories (of a building)Noun