lamprey

/ˈlæm.pɹeɪ/

IPA: /L AE1 M P R IY0/

noun
  1. 1

    Any long slender primitive eel-like freshwater and saltwater fish of the order Petromyzontiformes, having a sucking mouth with rasping teeth but no jaw.

Source: https://en.wiktionary.org/wiki/lamprey