incisive vs penetrative

incisive and penetrative both are adjectives.

Word	Noun	Adjective	Verb	Adverb
incisive	No	Yes	No	No
penetrative	No	Yes	No	No

As adjectives, incisive and penetrative are synonyms defined as:

incisive and penetrative: having or demonstrating ability to recognize or draw fine distinctions

Other synonyms of incisive include acute, discriminating, keen, knifelike, penetrating, piercing, sharp.

incisive (adjective)	penetrative (adjective)
having or demonstrating ability to recognize or draw fine distinctions	having or demonstrating ability to recognize or draw fine distinctions
suitable for cutting or piercing	tending to penetrate; having the power of entering or piercing