protector

As nouns the difference between protector and fautor

is that protector is someone who protects or guards, by assignment or on their own initiative while fautor is (obsolete) patron, protector.

As nouns the difference between protector and jillstrap

is that protector is someone who protects or guards, by assignment or on their own initiative while jillstrap is a pelvic protector, a woman's equivalent of a man's jockstrap.