根 強(ねづよ)い

ねづよい

i-adjective

deep-rooted, persistent

Conjugation

	Affirmative	Negative
Present	根強(ねづよ)い	根強(ねづよ)くない
Past	根強(ねづよ)かった	根強(ねづよ)くなかった
て form	根強(ねづよ)くて	根強(ねづよ)くなくて
Adverbial	根強(ねづよ)く	—
Conditional ば	根強(ねづよ)ければ	根強(ねづよ)くなければ
Conditional たら	根強(ねづよ)かったら	根強(ねづよ)くなかったら

1. deep-rooted, firmly established, persistent

Describes something that is firmly entrenched and difficult to change or eliminate. Used for beliefs, customs, support, popularity, and prejudices that endure over time.

根強(ねづよ)い人気(にんき)がある。

It has enduring popularity.

その偏見(へんけん)は今(いま)でも根強(ねづよ)く残(のこ)っている。

That prejudice still persists deeply even now.

反対(はんたい)派(は)の根強(ねづよ)い抵抗(ていこう)にもかかわらず、法案(ほうあん)は可決(かけつ)された。

Despite persistent opposition from dissenters, the bill was passed.

Forms

Predicate: 根強(ねづよ)い
Adverbial: 根強(ねづよ)く (e.g., 根強(ねづよ)く残(のこ)る — to persist deeply)
Modifier: 根強(ねづよ)い + noun

Common collocations

根強(ねづよ)い人気(にんき): enduring popularity
根強(ねづよ)い支持(しじ): firm/deep-rooted support
根強(ねづよ)い反対(はんたい): persistent opposition
根強(ねづよ)い偏見(へんけん): deep-seated prejudice
根強(ねづよ)く残(のこ)る: to persist tenaciously

Usage

Almost always used for abstract things (beliefs, attitudes, support) rather than physical objects. It carries a nuance of being stubbornly entrenched, which can be positive (enduring popularity) or negative (persistent prejudice).

general

Added 2026.2.23 20:16 · Revised 2026.9.2 13:01

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