Type Word Usage Old Celtic (Hypothetical) Meaning & History Celtic word meaning "people, tribe" [1]. Related ItemsDetails Other Languages & Culturestúath(Old Irish) tut(Old Welsh) Given Name DescendantsToutorīxs(Brythonic) Toutatis(Gaulish Mythology) Tudur(Medieval Welsh) Tudor, Tudur(Welsh) Sources & References Matasović, Ranko. Etymological Dictionary of Proto-Celtic. Brill, 2009, page 386.