Vocabulary question

hypo-trophy

Perhaps you are looking for dame or centaur. Hippodame is an ancient word for a sea-horse, which is now called the hippocampus. A small piece of the human brain is also called the hippocampus. Hippocentaur is just another word for centaur.

I didn’t know these words. I dusted off my old 12-pound dictionary.

hypo-nasty
hypo-gene
hypo-tony
hypo-style