1758. What character can be added to both of these characters to give other characters? 女_ -> _欠

Answer:

女  JO, NYO, NYOU, onna, me - female, woman

欠  KETSU, ka(ku), ka(keru) - lack

Add 口:女+口 口+欠 

口  KOU, kuchi - mouth

如  JO, NYO - equal, like, as, as if

吹  SUI, fu(ku) - blow