愣頭愣腦 Save Sign in to save words Simplified: 愣头愣脑 lèngtóulèngnǎo ㄌㄥˋ ㄊㄡˊ ㄌㄥˋ ㄋㄠˇ rash impetuous reckless Character by character 愣(lèng)look distracted 頭(tóu)head 愣(lèng)look distracted 腦(nǎo)brain A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0