expansion vs math

expansion and math both are nouns.

Word	Noun	Adjective	Verb	Adverb
expansion	Yes	No	No	No
math	Yes	No	No	No

expansion (noun)	math (noun)
the act of increasing (something) in size or volume or quantity or scope	a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement
adding information or detail
a discussion that provides additional information
a function expressed as a sum or product of terms