Read Edit View history 大愚 dàyú foolishness Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 大愚 · dàyú · foolishness 2026/03/04 大愚 dàyú foolishness extreme stupidity or an ignorant person 这种自以为是的行为，实乃大愚。 noun created sense Mar 4, 2026, 02:25 AM