tenner vs decade

tenner and decade both are nouns.

Word	Noun	Adjective	Verb	Adverb
tenner	Yes	No	No	No
decade	Yes	No	No	No

As nouns, tenner and decade are synonyms defined as:

tenner and decade: the cardinal number that is the sum of nine and one; the base of the decimal system

Other synonyms of tenner include 10, ten, X.

tenner (noun)	decade (noun)
a United States bill worth 10 dollars	the cardinal number that is the sum of nine and one; the base of the decimal system
the cardinal number that is the sum of nine and one; the base of the decimal system	a period of 10 years