presuppose vs presupposition

presuppose is not a noun while presupposition is a noun.

Word	Noun	Adjective	Verb	Adverb
presuppose	No	No	Yes	No
presupposition	Yes	No	No	No

presuppose (noun)	presupposition (noun)
	the act of presupposing; a supposition made prior to having knowledge (as for the purpose of argument)

presuppose (verb)	presupposition (verb)
require as a necessary antecedent or precondition
take for granted or as a given; suppose beforehand