You say “Hippopotamuses”, I say “Hippipotamus”

Apparently, a herd of hippos derived from animals kept by deceased drug cartel lord Pablo Escobar have been running amok in Colombia for something like two decades1. Unfortunately, I could not find any references to extinct South American members of the Hippopotamidae family. So, this cannot be considered an accidental experiment2 in rewilding.

The multiple articles that have sprung up (no reputable news organization could ignore this story) have heightened the focus on a key question of grammar. What is the plural of hippopotamus. In terms of authority, we have disagreement, with the Oxford University Press voting for hippopotamuses, “The Smartest Man in the World” comedian Greg Proops arguing on behalf of  hippopotami, and would-be Internet language scholars suggesting hippopotamoi from the Greek.

What should the plural of hippopotamus be? Continue reading “You say “Hippopotamuses”, I say “Hippipotamus””