不変 (ふへん) Japanese meaning

不変 (ふへん) Japanese meaning | Kotomora

Kanji

一いっ定ていN3sense 1
不変 stresses that something never changes at all, whereas 一定 just means fixed or constant at a given value and can allow later change.
永えい久きゅうN3sense 1
不変 focuses on the unchanging quality of something, while 永久 emphasizes that it will last forever in time.
恒こう久きゅうN1sense 1
不変 means something does not change, while 恒久 means something is long-lasting or permanent, often used for peace or institutions.
永えい遠えんN3sense 1
不変 highlights the quality of not changing, whereas 永遠 highlights endless duration of time itself.

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不ふ動どう
不変 means 'unchanging' and is used for abstract qualities staying constant, while 不動 stresses physical immovability or unshakable resolve.
変かわらない
不変 is a formal, Sino-Japanese word for something immutable or eternal, while 変わらない is the everyday adjective for something that simply stays the same.
恒こう常じょう
不変 describes something unchanging, often a concrete property or value, whereas 恒常 emphasizes a continuous, enduring state in a more abstract sense.

可か変へん sense 1
variable; changeable; adjustable
変へん化かN3
不変 means unchanging or invariable, the direct opposite of 変化, which describes something that changes.
一いっ変ぺんN2
不変 means 'unchanging, constant', the direct opposite of 一変's sudden total transformation.

普ふ遍へんN1sense 1
不変 (ふへん) means 'unchanging', while 普遍 (also ふへん) means 'universal' or 'applying to everything'; they sound identical but differ completely in meaning.
普ふ遍へん的てき
不変 (ふへん) is a homophone of 普遍 that means 'unchanging', so it is easily confused in speech with 普遍的's base noun despite the unrelated meaning.

Compound of 不 (fu, 'not') and 変 (hen, 'change'), literally 'no change'. The reading is on'yomi.