Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
bŏārĭus (bŏvārĭus, Cic. Aem. Scaur. 11, 23), a, um, adj. [bos], of or relating to neat cattle: NEGOTIANTES, Inscr. Orell. 913: forum, the cattle market at Rome (in the eighth district of the city, near the Circus Maximus): in foro bovario, Cic. Aem. Scaur. 11, 23; Paul. ex Fest. p. 30, 5 Müll.; acc. to Ov. F. 6, 478, so called from the large brazen statue of an ox placed there; cf. Plin. 34, 3, 5, § 10; Tac. A. 12, 24; acc. to fable, because Hercules fed here the herd which he took from Cacus, Prop. 4 (5), 9, 19; Liv. 10, 23, 3; 33, 27, 4; 21, 62, 3; Val. Max. 1, 6, 5; 2, 4, 7: lappa boaria, a plant, unknown to us, Plin. 26, 11, 66, § 105.
bŏvārĭus (boār-), a, um, adj. [bos], of or relating to horned cattle: arva, afterwards the site of the Forum Bovarium, Prop. 4 (5), 9, 19: Forum, the cattle-market, Varr. L. L. 5, § 146 Müll.: horam sibi octavam, dum in foro bovario inquireret, postulavit, Cic. Aem. Scaur. 11, 23; cf. Ov. F. 6, 473; Paul. ex Fest. p. 30 Müll.; Liv. 21, 62, 3; 33, 27, 4 Weissenb. ad loc.; 35, 40, 8; Val. Max. 1, 6, 5; 2, 4, 7; Plin. 34, 3, 5, § 10; Tac. A. 12, 24: lappa boaria, a kind of bur, Plin. 26, 11, 66, § 105: NEGOTIANTES, Inscr. Orell. 913.