noun
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).
彼は力が強い。
He is physically strong.
もっと力を入れて押してください
Please push harder (put more strength into it).
noun
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).
英語の力を伸ばしたい。
I want to improve my English ability.
彼にはこの仕事を任せられる力がある。
He has the capability to handle this job.
noun
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).
この薬はよく効く力がある。
This medicine has strong efficacy.
言葉の力を信じている。
I believe in the power of words.
noun
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).
力を合わせて問題を解決しよう。
Let's work together (combine our efforts) to solve the problem.
彼は力の限り走った。
He ran with all his might.
noun
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).
彼は会社で大きな力を持っている。
He has a lot of power in the company.
政治の力で社会を変える。
Change society through political power.
noun
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
困ったときはいつでも力になります。
I'll always be there to help when you're in trouble.
あなたの言葉が力になった。
Your words gave me strength (were a support).
noun
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).
この計画では環境保護に力を入れている。
This plan puts emphasis on environmental protection.
彼はその点に力を込めて話した。
He spoke with emphasis on that point.
noun
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).
力の及ぶ限りお手伝いします。
I will help to the best of my ability/resources.
彼は自分の力で会社を立ち上げた。
He started the company with his own resources.