hippos

/HH IH1 P OW0 Z/
noun
  1. 1

    A large, semi-aquatic, herbivorous (plant-eating) African mammal (Hippopotamus amphibius)

Source: https://en.wiktionary.org/wiki/hippo, https://en.wiktionary.org/wiki/hippopotamus, https://en.wiktionary.org/wiki/hippos