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樂此不疲

简乐此不疲 · 繁樂此不疲

Mandarin · pinyin lè cǐ bù pí

(idiom) to enjoy sth and never tire of it

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Characters in this entry

樂: lè · happy, glad; enjoyable; music
此: cǐ · this, these; in this case, then
不: bù · no, not; un-; negative prefix
疲: pí · feel tired, be exhausted; weak
乐: lè · happy, glad; enjoyable; music

Written characters and their own readings; the entry’s pronunciation is shown above.

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Mandarin tones

4–3–4–2 · le4 ci3 bu4 pi2

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Read this spelling in Classical texts

Follow a written form into the eight pinned witnesses: Analects, Mencius, Laozi, Zhuangzi, Xunzi, Han Feizi, Sunzi and the Mao Shijing. A match is a place to investigate; it does not prove that a modern dictionary sense fits the passage.

樂此不疲 · find source passages ↗ · 乐此不疲 · find source passages ↗

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Compare dictionary sources Wiktionary · 1 sense · 1 Cantonese reading

Rime Cantonese 粵拼

lok6 ci2 bat1 pei4

Cantonese word readings for 樂此不疲. This lexicon supplies readings, not definitions.

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Wiktionary English definitions · Chinese section

Independent source senses for this spelling, with usage labels retained. Not matched to the pronunciation above.

phrase

(idiomatic) to ardently love doing something and not feel tired because of it

Source page · dump 2026-09-02 · Contributors & history

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