willpower
🇺🇸
/ˈwɪlpaʊər/
🇬🇧
/ˈwɪlpaʊə(r)/
the strength to control your mind and actions to reach your goals
She used her willpower to stop eating sweets and become healthier.
彼女は意志の力を使って甘いものを食べるのをやめ、より健康的になった。