Sentīnas — Lewis & Short
Sentīnas, ātis, adj.,
I of or belonging to Sentinum (Sentis ap. Front. Colon. p. 124 Goes.; *se/ntinon in Ptol. and Polyb.), a town of Umbria:
ager,Liv. 10, 27, 1; 10, 30, 4; 10, 31, 12; for which, absol.:
in Sentinate,Front. Strat. 1, 8, 3 Oud. N. cr.—Plur. subst.: Sentīnātes, um, m., the inhabitants of Sentinum, Plin. 3, 14, 19, § 114.