Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
† ecdĭcus, i, m., = ἐκδικός, i. q. cognitor or defensor civitatis, a syndic, solicitor of a community (esp. in Asia Minor), Cic. Fam. 13, 56, 1 and 3; Plin. Ep. 10, 111, 1.