Synonyms|109Antonyms|0|Broader|3Narrower|0Related|20
1
jillion
1
kilo
1
leap year
1
menstrual
1
millenary
1
millennium
1
million
1
momentary
1
monthly
1
name day
1
natal day
1
octad
1
octagonal
1
period(noun, adjective)
1
period of time
1
quarterly
1
semiannual
1
semimonthly
1
semiweekly
1
semiyearly
11 years ago|1.9k views|share |citing 
APASmart Define. (2015). centenary thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/centenary/thesaurus/synonyms
ChicagoSmart Define. 2015. "centenary thesaurus" https://smartdefine.org/centenary/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, centenary thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/centenary/thesaurus/synonyms>.
MLASmart Define. "centenary thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/centenary/thesaurus/synonyms>