Catfish
Part of speech: noun
Definition: Any fish of the order Siluriformes, that are mainly found in freshwater, have no scales and with barbels like whiskers around the mouth.
Example sentence: Catfish is not playing guitar no more, he's doing like a home-front thing. He had been in the business around ten years before I got in it, so I guess he's had enough of it.
Dogfish
Part of speech: noun
Definition: Any of various small sharks, especially those from the families Scyliorhinidae, Dalatiidae and Squalidae.The bowfin.