Added 9 October 2026 kinfolk noun Categories: SocietyRare Words noun ! Definition from WordNet 3.1, Princeton University. More about kinfolk at Wordnik → Where our words come from → People descended from a common ancestor. his family has lived in Massachusetts since the Mayflower Origin From kin + folk. From Wiktionary, via Kaikki.org (CC BY-SA) Related Words: kinsfolkfamilyseptphratryfolkfopkselfinfolkfolxfinnocfatherkinsfinnac Back to today's word