Type Word Usage Old Welsh Meaning & History Old Welsh word meaning "people, country" [1]. Related ItemsDetails Other Languages & Culturestoutā(Old Celtic) túath(Old Irish) Given Name DescendantsToal(Irish) Túathal(Old Irish) Tutgual(Old Welsh) Illtyd, Tudwal(Welsh) Surname DescendantsO'Toole, Ó Tuathail, Toole(Irish) Sources & References Matasović, Ranko. Etymological Dictionary of Proto-Celtic. Brill, 2009, page 386.