Whats the prefix for majority,fax,ability,gorilla,spare?

Question:

Whats the prefix for majority,fax,ability,gori...

Help I'm only 11!

Best Answer - Chosen by Asker:

Try an etymological dictionary. They usually work in two parts: the first lets you look up a prefix or suffix; the second lets you look up a word, and breaks it down to its separate parts. Try the link below for a good online version.