Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
părĭlĭtas, ātis, f. [parilis], equality (post-class.): virtutum, Gell. 14, 3, 8; so App. M. 2, p. 119, 14; Auct. Itin. Alex. 3 and 8 Mai.