Lewis & Short

sentōsus (-tŭōsus), a, um, adj. [sentis],

  1. I. full of thorns, thorny (late Lat.), Paul. Nol. Carm. 6,310; Fulg. Myth. prol.
  2. II. Trop., form sentuosus: stricto et sentuoso brevitatis vinculo, Boëth. in Porphyr. Dial. 1, p. 12.