logic vs suppose

logic is a noun but suppose is not a noun.

Word	Noun	Adjective	Verb	Adverb
logic	Yes	No	No	No
suppose	No	No	Yes	No

logic (noun)	suppose (noun)
the branch of philosophy that analyzes inference
a system of reasoning
reasoned and reasonable judgment
the principles that guide reasoning within a given field or situation
the system of operations performed by a computer that underlies the machine's representation of logical operations

logic (verb)	suppose (verb)
	expect, believe, or suppose
	to believe especially on uncertain or tentative grounds
	require as a necessary antecedent or precondition
	take for granted or as a given; suppose beforehand
	express a supposition