stillborn vs unfruitful

stillborn and unfruitful both are adjectives.

Word	Noun	Adjective	Verb	Adverb
stillborn	No	Yes	No	No
unfruitful	No	Yes	No	No

stillborn (adjective)	unfruitful (adjective)
(of newborn infant) showing no signs of life at birth; not liveborn	not fruitful; not conducive to abundant production
failing to accomplish an intended result