hippopotami
Noun
The word is derived from hippopotamus
Meaning
of Hippopotamus
Source: Webster's dictionaryExamples
"Contendings" describes the two gods appealing to various other deities to arbitrate the dispute and competing in different types of contests, such as racing in boats or fighting each other in the form of hippopotami, to determine a victor.
Bowman, pg, 154 It lasted a number of days, and a host of exotic animals were killed, including elephants, giraffes, tigers, rhinoceroses, crocodiles and hippopotami.
On applying digital video enhancement techniques, the encounter proved to be nothing more than two submerged hippopotami.