Effort

力

Ability, Able, Earnestness, Effort, Persistence, Power, Powerful, Radical, Strength, Strong, Vigor, Vigorous

勱

Effort, Make, Strive, Try

努力

Effort, Endeavour, Endeavoured, Endeavouring, Endeavours, Hard, Strive, Strived, Strives, Striving, Struggle, To, Tried, Tries, Try, Trying, Work, Worked, Working, Works

工夫

Art, Effort, Free, Labor, Leisure, Skill, Time, Work, Workmanship