contrapuntal vs counterpoint

contrapuntal is not a noun while counterpoint is a noun.

Word	Noun	Adjective	Verb	Adverb
contrapuntal	No	Yes	No	No
counterpoint	Yes	No	Yes	No

contrapuntal (noun)	counterpoint (noun)
	a musical form involving the simultaneous sound of two or more melodies

contrapuntal (adjective)	counterpoint (adjective)
having two or more independent but harmonically related melodic parts sounding together
relating to or characteristic of or according to the rules of counterpoint

contrapuntal (verb)	counterpoint (verb)
	write in counterpoint
	to show differences when compared; be different