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

激励[gekirei] encouragement
鼓舞激励[kobugekirei] encouragement
刻苦勉励[kokkubenrei] being arduous
奨励[shourei] encouragement
奨励金[shoureikin] subsidy

精励[seirei] diligence
督励[tokurei] encouragement
勉励[benrei] diligence
励ます[hagemasu] to encourage
励み[hagemi] (act of) encouragement

亢奮[koufun] excitement
興奮剤[koufunzai] stimulant
獅子奮迅[shishifunjin] being irresistible
奮い立つ[furuitatsu] to cheer up
奮う[furuu] to muster (e.g. one's courage)

奮って[furutte] energetically
奮起[funki] stirring
奮迅[funjin] impetuous dash forward
奮戦[funsen] hard fighting
奮闘[funtou] hard struggle