1. ingenious Clever, as used in England, especially implies an aptitude for study or learning, and for excellent tho not preeminent mental achievement. The early New England usage as implying simple and weak go Synonyms: clever, able, capable, happy, keen, sharp, adroit, dexterous, ingenious, knowing, skilful, apt, expert, intellectual, quick, smart, bright, gifted, intelligent, quick-witted, talented Antonyms: awkward, clumsy, foolish, ignorant, slow, thick-headed, bungling, dull, idiotic, senseless, stupid, witless