深ふかさふかさCommon wordJLPTN1Meanings1noundepth; profundityRefers to physical depth (water, holes, etc.) or abstract depth (thought, feeling, knowledge).この川かわの深ふかさはどれくらいですか。How deep is this river?彼かれの知ち識しきの深ふかさには驚おどろかされる。I am amazed by the depth of his knowledge.