Added 10 October 2026 simple-minded adjective Categories: Describing WordsObscure Words adjective ! Definition from Wiktionary (CC BY-SA). More about simple-minded at Wordnik → Where our words come from → Lacking subtlety or sophistication. Lacking mental capacity; feeble-minded. Related Words: dim-wittedhalf-wittednaiveretardednaifsimplegulliblenaïveingenuouslow-mindedcrudecoarse Back to today's word