insectifuge vs insect repellent

insectifuge and insect repellent both are nouns.

Word	Noun	Adjective	Verb	Adverb
insectifuge	Yes	No	No	No
insect repellent	Yes	No	No	No

As nouns, insectifuge and insect repellent are synonyms defined as:

insectifuge and insect repellent: a chemical substance that repels insects

Other synonyms of insectifuge include insect repellant.

insectifuge (noun)	insect repellent (noun)
a chemical substance that repels insects	a chemical substance that repels insects