加特力[katorikku] Catholic (church)
キー入力[kiinyuuryoku] key (input)
苦力[kuurii] coolie
握力[akuryoku] grip (of hand)
圧力[atsuryoku] stress

圧力計[atsuryokukei] manometer
圧力団体[atsuryokudantai] pressure group
圧力調整器[atsuryokuchouseiki] pressure regulator
圧力鍋[atsuryokunabe] pressure cooker
圧力波[atsuryokuha] pressure wave

努める[tsutomeru] to endeavor (endeavour)
努めて[tsutomete] as much as possible
努力[doryoku] great effort
努力家[doryokuka] hard worker
努む[rikimu] to strain

極力努める[kyokuryokutsutomeru] to do one's best
努力も空しく[doryokumomunashiku] after efforts in vain
努力賞[doryokushou] prize awarded for a person's effort
実らなかった努力[minoranakattadoryoku] fruitless (resultless) efforts
奮励努力[funreidoryoku] making strenuous efforts

愛煙家[aienka] heavy smoker
愛犬家[aikenka] lover of dogs
愛好家[aikouka] amateur
愛猫家[aibyouka] cat lover
為政家[iseika] politician

遺家族[ikazoku] bereaved family
医家[ika] doctor
育種家[ikushuka] (plant) breeder
一家団欒[ikkadanran] happy family get-together
厭世家[enseika] pessimist