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.

Tarquĭnĭi, ōrum, m., a very ancient and important town of Etruria, now Trachina, Liv. 1, 34; 1, 47; 2, 4; 26, 3; 27, 4; Cic. Rep. 2, 19, 34.
Hence,

  1. A. Tarquĭ-nĭus, a, um, adj., of or belonging to Tarquinii, Tarquinian.
    As subst.: Tarquĭ-nĭus, ii, m., Tarquin, the name of the fifth king of Rome, who came from Tarquinii, Cic. Rep. 2, 20, 35 sq.; Liv. 1, 34 sq.; and of his descendants, esp. the last Roman king, Cic. Rep. 2, 25, 46; 2, 29, 51; Liv. 1, 46 sq.; Ov. F. 2, 687; Hor. C. 1, 12, 35; id. S. 1, 6, 13; Verg. A. 8, 646.
    Hence,
    1. 2. Tarquĭ-nĭus, a, um, adj., of or belonging to the family of the Tarquins, Tarquinian: nomen, Liv. 1, 47: factio, id. 2, 18.
  2. B. Tar-quĭnĭensis, e, adj., of or belonging to the town of Tarquinii, Tarquinian: ager, Cic. Div. 2, 23, 50; id. Caecin. 4, 11; cf. absol.: in Tarquiniensi, in the district of Tarquinii, Varr. R. R. 3, 12, 1: lacus, Plin. 2, 95, 96, § 209: fundus, Val. Max. 5, 3, 3: serva, Cic. Rep. 2, 21, 37.
    As subst.: Tarquĭnĭenses, ĭum, m., the inhabitants of Tarquinii, the Tarquinians, Liv. 2, 6 sq.; 5, 16; 7, 12 sq.; Plin. 3, 5, 8, § 52.