Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
Hĭĕrĭcūs, untis, f., = Ἱερικοῦς, the city of Jericho, in Palestine, Plin. 5, 14, 15, § 70; 13, 4, 9, § 44.
Also called Jĕrĭcho, = Ἱεριχώ, Prud. Psych. 536; acc. Jerichon, Prud. Ham. 480 Dressel.