意い力りょくいりょくMeanings1nounwillpower; willRefers to mental strength, determination, or the ability to control one's own actions and decisions.彼かれは強つよい意い力りょくで困こん難なんを乗のり越こえた。He overcame the difficulties with strong willpower.禁きん煙えんには強つよい意い力りょくが必ひつ要ようだ。Quitting smoking requires strong willpower.