Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
căballīnus, a, um, adj. [caballus], of or pertaining to a horse, horse. (post-Aug.): caro, Plin. 28, 20, 81, § 265. dentes, id. 30, 8, 22, § 72; flmum, id. 30, 13, 38, § 112: fons, i.e. Hippocrene, Pers. prol. 1.