Fredericka rhymes with:
frederika, frederika, frederika, frederika, frederika, alarica, chandrika, costa_rica, enrica, eureka, farica, frederika, paprika, rica, ricca
Fredericka sounds like:
fortier's, fortress, fortresses, forwarders, frederic, frederica, frederick, frederick's, fredericks, frederico, frederika, fredric, fredrich, fredrick, fredricks, fridrich, friederich, friederike, friedrich, friedrichs, friedrick, furthers