性交不能 せいこうふのう Meanings Noun apareunia; impotence Kanji 性 nature. Read as セイ. 交 exchange. Read as コウ. 不 un- 能 ability. Read as ノウ. Words containing 性交不能 性交不能症 (せいこうふのうしょう) apareunia Word lists Medicine Jinuma: Japanese Dictionary · Word lists