dullard

• n. 笨蛋；愚人

dull, 沉闷的。-ard, 人，讽刺后缀，来自hard.

dullard (n.)

mid-15c. (but early 13c. as a surname), from dull (adj.) + -ard.

1. For years, teachers had figured him for a dullard.

多年来老师们都以为他是个笨蛋。

来自辞典例句