不 規 則(ふきそく)

ふきそく

noun, na-adjective

irregularity; irregular

1. irregularity; being irregular

Lacking a regular pattern or consistency. Often used as a な-adjective to describe schedules, habits, or patterns that are not consistent.

不規則(ふきそく)な生活(せいかつ)はよくない。

An irregular lifestyle is not good for you.

不規則(ふきそく)動詞(どうし)を覚(おぼ)えるのは大変(たいへん)だ。

Memorizing irregular verbs is hard.

睡眠(すいみん)が不規則(ふきそく)になると体調(たいちょう)を崩(くず)しやすい。

When your sleep becomes irregular, it's easy to get out of shape health-wise.

不規則(ふきそく) describes a lack of regularity or pattern. It functions as both a noun and a na-adjective.

Forms

不(ふ) (negation prefix) + 規則(きそく) (rule, regularity)

不規則(ふきそく)な + noun: irregular ~ (modifier)
不規則(ふきそく)に: irregularly (adverb)

Common collocations

不規則(ふきそく)な生活(せいかつ): irregular lifestyle
不規則(ふきそく)動詞(どうし): irregular verb (grammar term)
不規則(ふきそく)な食事(しょくじ): irregular meals
不規則(ふきそく)な勤務(きんむ): irregular work schedule

Similar words

規則的(きそくてき): regular, systematic
規則正(きそくただ)しい: orderly, disciplined (often for lifestyle habits)

Related Words

Antonym: 規則(きそく) (rule, regularity)

Compare: 規則的(きそくてき) (regular, systematic)

Compare: 規則正(きそくただ)しい (orderly, disciplined)

Compare: 変則(へんそく) (irregular)

Compare: 非正規(ひせいき) (non-regular)

general

Added 2026.3.8 15:40 · Revised 2026.9.2 13:01

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