1
septuple
1
session
1
sevenfold
1
seventies
1
sextuple
1
sixfold
1
sixties
1
teens
1
tenner
1
term
1
thirties
1
thousand
1
trillion
1
trimester
1
twenties
1
week
1
year
0
10
0
amount of time(expression, idiom)
0
decagon(noun, decade)
11 years ago|1.5k views|share |citing 
APASmart Define. (2015). decennium thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/decennium/thesaurus/synonyms
ChicagoSmart Define. 2015. "decennium thesaurus" https://smartdefine.org/decennium/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, decennium thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/decennium/thesaurus/synonyms>.
MLASmart Define. "decennium thesaurus" 13 April 2015. Web. 24 September 2026. <https://smartdefine.org/decennium/thesaurus/synonyms>