A fisherman is someone who catches fish for a living or as a hobby. The term 'fisherman' can be broken down into five other words: PISCATOR (8 letters), ANGLER (6 letters), Eeler (5 letters), CASTER (6 letters), and Rodster (7 letters). PISCATOR is derived from the Latin word for fishing, and it refers to someone who fishes with a net. An ANGLER is someone who fishes with a rod and line. Eeler is someone who catches eels. CASTER is someone who casts a line into the water. Lastly, a Rodster is someone who uses a rod to catch fish.