Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
1. cornĭcen, cĭnis, m. [cornu-cano; cf.: tibicen, tubicen, etc.], a horn-blower, corneter, Liv. 2, 64, 10; Cic. Rep. 2, 22, 40; Juv. 2, 118; 3, 34 al.
2. Cornĭcen, ĭnis, m., a surname of several persons in the gens Oppia, Liv. 3, 35, 11 al.; also in the access. form Cornĭ-cĭnus, Cic. Att. 4, 2, 4.