carpellate vs pistillate

carpellate and pistillate both are adjectives.

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

As adjectives, carpellate and pistillate are synonyms defined as:

carpellate (adjective)	pistillate (adjective)
bearing or consisting of carpels	bearing or consisting of carpels
	having gynoecia, or pistils, the ovule-bearing organ of a seed plant