assume vs assumption

assume is not a noun while assumption is a noun.

Word	Noun	Adjective	Verb	Adverb
assume	No	No	Yes	No
assumption	Yes	No	No	No

assume (noun)	assumption (noun)
	the act of taking possession of or power over something
	the act of assuming or taking for granted
	audacious (even arrogant) behavior that you have no right to
	a hypothesis that is taken for granted
	a statement that is assumed to be true and from which a conclusion can be drawn

assume (verb)	assumption (verb)
put clothing on one's body
take on a certain form, attribute, or aspect
take to be the case or to be true; accept without verification or proof
take up someone's soul into heaven
make a pretence of
occupy or take on
seize and take control without authority and possibly with force; take as one's right or possession
take on as one's own the expenses or debts of another person
take on titles, offices, duties, responsibilities