Castes and Tribes of Southern India/Unittiri
Unittiri.— Unittiri, or Unyātiri, meaning, it is said, venerable boy, has been recorded as a sub-division of Sāmantam. Unnittān appears, in the Travancore Census Report, 1901, as a title of Nāyars, and is said to be derived from unni, small, tān, a title of dignity.