physical strength; force; energy
Refers to physical power, muscular strength, or the force exerted by something. Common in phrases like 力がある (strong) and 力を入れる (put effort/strength into).
He is physically strong.
Please push harder (put more strength into it).
ability; capability; proficiency
Refers to one's skill, competence, or capacity to do something. Often used with ~する力 (the ability to do ~) or 力をつける (to build up one's ability).
I want to improve my English ability.
He has the capability to handle this job.
Describes the power or effectiveness of something to produce a result, such as medicine, words, or actions. Often used in set phrases like 力を発揮する (demonstrate effectiveness).
This medicine has strong efficacy.
I believe in the power of words.
Refers to the effort or energy one puts into doing something. Common in expressions like 力を尽くす (do one's utmost) and 力仕事 (manual labor).
Let's work together (combine our efforts) to solve the problem.
He ran with all his might.
Refers to social, political, or organizational power, authority, or influence. Often used in contexts like 力を持つ (hold power) or 力関係 (power dynamics).
He has a lot of power in the company.
Change society through political power.
Used especially in the phrase 力になる (to be of help/support). Implies providing strength or assistance to someone.
See also: 力になる
I'll always be there to help when you're in trouble.
Your words gave me strength (were a support).
Refers to putting emphasis or stress on a point, word, or action. Often used in phrases like 力を入れる (put emphasis on) or 力点 (emphasis point).
This plan puts emphasis on environmental protection.
He spoke with emphasis on that point.
Refers to the financial or material resources, or the means to accomplish something. Often used in set phrases like 力の及ぶ限り (to the best of one's resources/ability).
I will help to the best of my ability/resources.
He started the company with his own resources.
He devoted all his effort to the recovery.
We solved the problem by joining forces.
I lent a hand to my friend who was in trouble.
He showed his true ability in the match.
This rope is strong, so it won't break.
That company holds great power in the industry.
力 is a general word for strength or power of any kind, whereas 腕力 specifically means physical, arm-based strength.
力 is a general word for strength or force of any kind, while 勢力 specifically denotes the collective power or influence of a group, party, or nation.
hidden reserves of strength; latent energy; real strength
physical work; manual labor
help; assistance; support
brute force; sheer strength; using all one's might
brute strength; immense physical power
with all one's strength; by brute force
lifting stone; strength stone
use up all one's strength; become exhausted · die; pass away
losing due to being overmatched; defeat by a stronger opponent · losing by overexertion; defeat from trying too hard
heavy work; manual labour · feat of strength
discouragement; disappointment; loss of motivation
biceps bulge; flexed biceps · zeal; effort; enthusiasm
test of strength; test of ability; trial of skill
arm strength
abdominal-support belt
clenched fist
water offered to wrestlers just before a bout
paper used in pre-bout rituals
Chinese fountain grass
strong legs
leather stirrup
fortifying mochi; strength-giving mochi · postpartum mochi from parents · first-birthday mochi for toddler
strong look; piercing gaze; intense eyes