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愣頭愣腦

简 愣头愣脑 · 繁 愣頭愣腦
Mandarin · pinyin lèng tóu lèng nǎo

Meanings

  1. rash
  2. impetuous
  3. reckless
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Characters in this entry

愣
lèng · be in a daze
頭
tóu · head; top; chief, first; boss
腦
Look up this written character
头
tóu · head; top; chief, first; boss
脑
nǎo · brain
Written characters and their own readings; the entry’s pronunciation is shown above.

Explore the spelling

Entries containing 愣頭愣腦 ↗Words written with 愣 ↗Words written with 頭 ↗Words written with 腦 ↗Words written with 头 ↗Words written with 脑 ↗

Mandarin tones

4–2–4–3 · leng4 tou2 leng4 nao3

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Dictionary tones. Connected speech can change their realization.

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Counts describe dictionary records, not word frequency or semantic similarity. Source identities stay separate.
Compare dictionary sources Wiktionary · 2 senses · 1 Cantonese reading

Rime Cantonese 粵拼

ling6 tau4 ling6 nou5

Cantonese word readings for 愣頭愣腦. This lexicon supplies readings, not definitions.

CanCLID contributors · CC BY 4.0 · source & license · Data pack

Wiktionary English definitions · Chinese section

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

phrase

  1. (idiomatic) rash; hotheaded; reckless
  2. (idiomatic) slow in movement; obtuse; stunned

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

Wiktionary contributors · CC BY-SA 4.0 · source & license · Data pack