Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
1. collīna, ae, f. [collinus], hilly land, Innoc. de Cas. Litt. p. 224 Goes.
2. Collīna, ae, f. [collinus], goddess of hills, Aug. Civ. Dei, 4, 8 (others read Collatina).