Jewfish rhymes with:
angelfish, bottomfish, catfish, crawfish, cuttlefish, dealfish, dogfish, flatfish, goldfish, goosefish, guardfish, icefish, jellyfish, lungfish, needlefish, pipefish, queenfish, redfish, sailfish, shellfish, starfish, sunfish, swordfish, whitefish
Jewfish sounds like:
jabs, jackovich, jacob's, jacoboski, jacobs, jacobs', jacobs's, jacobus, jafco, jafco's, jakubek, jakubiak, jakubik, jakubowicz, jakubowski, japs, jeep's, jeeps, jeff's, jeffs, jeffus, jehovah's, jewfishes, jibes, job's, jobes, jobs, jobs', jobs's, jokebook, jokebooks, joseph's, josephs, josephus, jukebox, jukeboxes