Lewis & Short

Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.

Tĕnĕdos or -us, i, f., = Τένεδος, a celebrated island in the Ægean Sea, off the coast of Troas, named after king Tenes or Tennes (Gr. Τέννης), who received divine honors; still called Tenedos, Mel. 2, 7, 4; Plin. 5, 31, 39, § 140; Cic. Verr. 2, 1, 19, § 49; id. Arch. 9, 21; id. Mur. 15, 33; Verg. A. 2, 21 al.
Also the name of the capital of this island, Ov. M. 12, 109.
Hence, Tĕnĕ-dĭus, a, um, adj., of or belonging to Tenedos: Tenediā securi, according to the strict justice of king Tenes, prov., Cic. Q. Fr. 2, 11, 2; M. Aurel. ap. Front. Ep. ad M. Caes. 1, 9.
In plur.: Tĕnĕdii, ōrum, m., the inhabitants of Tenedos, Cic. Q. Fr. 2, 11, 2; id. N. D. 3, 15, 39.