logic vs arity

logic and arity both are nouns.

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

logic (noun)	arity (noun)
the branch of philosophy that analyzes inference	the number of arguments that a function can take
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