pistillate vs female

pistillate is not a noun while female is a noun.

Word	Noun	Adjective	Verb	Adverb
pistillate	No	Yes	No	No
female	Yes	Yes	No	No

pistillate (noun)	female (noun)
	an animal that produces gametes (ova) that can be fertilized by male gametes (spermatozoa)
	a person who belongs to the sex that can have babies

pistillate (adjective)	female (adjective)
bearing or consisting of carpels	being the sex (of plant or animal) that produces fertilizable gametes (ova) from which offspring develop
having gynoecia, or pistils, the ovule-bearing organ of a seed plant	for or pertaining to or composed of women or girls
	characteristic of or peculiar to a woman