lâ-êng膋盈

presumptuous and lacking sense

presumptuous and lacking sense; overestimating oneself and lacking tact; boastful and self-important; self-conceited and disdainful of others

English Wiktionary, “膋盈” (CC BY-SA 4.0) — https://en.wiktionary.org/wiki/%E8%86%8B%E7%9B%88 · confidence: Medium (Wiktionary)