層 そう layer Meanings noun, suffix layer; stratum; seam; bed class; stratum; bracket; group mathematics sheaf counter counter for stories (of a building) Its kanji 層 ソウ stratum, social class, layer, story, floor In sentences Furigana 洪水こうずいのあとに粘土ねんどの層そうが残のこった。 The flood deposited a layer of mud. #173541