variable vs variance

variable and variance both are nouns.

Word	Noun	Adjective	Verb	Adverb
variable	Yes	Yes	No	No
variance	Yes	No	No	No

variable (noun)	variance (noun)
a quantity that can assume any of a set of values	an activity that varies from a norm or standard
a symbol (like x or y) that is used in mathematical or logical expressions to represent a variable quantity	an official dispensation to act contrary to a rule or regulation (typically a building regulation)
something that is likely to vary; something that is subject to variation	a difference between conflicting facts or claims or opinions
a star that varies noticeably in brightness	the quality of being subject to variation
	the second moment around the mean; the expected value of the square of the deviations of a random variable from its mean value
	discord that splits a group
	an event that departs from expectations

variable (adjective)	variance (adjective)
liable to or capable of change
(used of a device) designed so that a property (as e.g. light) can be varied
marked by diversity or difference