unfertilized vs sterile

unfertilized and sterile both are adjectives.

Word	Noun	Adjective	Verb	Adverb
unfertilized	No	Yes	No	No
sterile	No	Yes	No	No

unfertilized (adjective)	sterile (adjective)
not having been fertilized	incapable of reproducing
	free of or using methods to keep free of pathological microorganisms
	deficient in originality or creativity; lacking powers of invention