寡言[kagen] reticence
寡作[kasaku] low production
寡少[kashou] little
寡勢[kazei] small military force
寡占[kasen] oligopoly

寡男[yamoo] widower
寡聞[kabun] limited information
寡兵[kahei] small army force
寡黙[kamoku] silent (person)
寡欲[kayoku] unselfishness

鰥寡[kanka] widow and widower
鰥夫[kafu] widow
鰥寡孤独[kankakodoku] with no one upon whom to depend

男鰥[otokoyamome] widower
男鰥に蛆が湧く[otokoyamomeniujigawaku] Widowers are untidy
鰥暮し[yamomegurashi] widowhood