協力【きょうりょく】
cooperation, collaboration, help, support
努力【どりょく】
effort, exertion, endeavour, endeavor, hard work, striving
能力【のうりょく】
ability, faculty
全力【ぜんりょく】
all one's power (strength, energy, efforts), one's utmost
暴力【ぼうりょく】
violence, mayhem
実力【じつりょく】
(real) ability, true strength, merit, efficiency, competency, arms, force
魅力【みりょく】
charm, fascination, glamour, glamor, attraction, appeal
能力【のうりき】
low-ranking priest who does manual labour at a temple, male temple employee
魔力【まりょく】
magical powers, supernatural powers, spell, charm
強力【きょうりょく】
powerful, strong
権力【けんりょく】
(political) power, authority, influence
魅力的【みりょくてき】
charming, fascinating, attractive
体力【たいりょく】
stamina, endurance, physical strength, resilience, resistance to disease, strength of an organization (e.g. profitability, productivity, economic clout, stability, growth potential)
圧力【あつりょく】
pressure, stress, pressure (e.g. political), coercion, arm-twisting
重力【じゅうりょく】
gravity, gravitation, gravitational pull
力む【りきむ】
to strain (oneself), to bear down, to exert oneself, to try (too) hard, to draw one's body taut, to put on a bold front, to make a show of strength, to swagger, to bluff, to boast
無力【むりょく】
powerlessness, helplessness, incompetent
勢力【せいりょく】
influence, power, might, strength, potency, force, energy
力強い【ちからづよい】
powerful, strong, forceful, vigorous, reassuring, encouraging
威力【いりょく】
power, might, authority, influence