surmullet/ˌsɚˈmələt/EtymologyFrom French surmulet, from Middle French sormulet, from sor (“reddish brown”) + mulet (“mullet”).surmullet means A red mullet, Mullus surmuletus. Lexicurio rates it Rare gem — a strength score of 84 out of 100.surmullet is pronounced /ˌsɚˈmələt/.nounA red mullet, Mullus surmuletus.