Added 9 October 2026 half-witted adjective Categories: Describing Words adjective ! Definition from WordNet 3.1, Princeton University. More about half-witted at Wordnik → Where our words come from → Retarded in intellectual development. Origin From half- + witted. From Wiktionary, via Kaikki.org (CC BY-SA) Related Words: stupidsimple-mindedfeeblemindedslow-witteddim-wittedretardedunintelligentsimpleunderwittedhalf-brainedlight-wittedthick-brained Back to today's word