Synonyms for Eel:

n.

chowder, bream, filet, fillet, bouillabaisse, bloater. •fish (noun)
pickerel, smelt, sailfish, hammerhead, halibut, herring, anchovy, sardine, sea horse, barracuda, haddock, minnow, hake, goldfish, Mudfish, fluke, puffer, shark, gar, trout, goby, sturgeon, swordfish, whitefish, char, lamprey, kipper, ray, marlin, speckled trout, bluegill, salmon, carp, perch, crappie, sole, flatfish, mackerel, Sting ray, bass, catfish, dogfish, sunfish, albacore, flounder, walleye, tarpon, turbot, tuna, rainbow trout, bowfin, grouper, blackfish, guppy, fish, pike.

Other synonyms:

fillet, chowder, bouillabaisse. COD, bream. •Other relevant words:
chowder, bream, filet, fillet, bouillabaisse, bloater.

Usage examples for eel

1. " That's a fine eel but don't fish for 'em that way again. – Burr Junior by G. Manville Fenn

2. They've got the Eel – Writing for Vaudeville by Brett Page

3. " Keep your miserable lamb out of my eel basket," he shouted. – The Spartan Twins by Lucy (Fitch) Perkins