decade vs ten

decade and ten both are nouns.

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

As nouns, decade and ten are synonyms defined as:

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

Other synonyms of decade include 10, tenner, X.

decade (noun)	ten (noun)
the cardinal number that is the sum of nine and one; the base of the decimal system	one of four playing cards in a deck with ten pips on the face
a period of 10 years	the cardinal number that is the sum of nine and one; the base of the decimal system

decade (adjective)	ten (adjective)
	being one more than nine