38
hundred(noun, adjective, five, 100)
21
period(noun, time, day, year, era)
20
100
15
epoch(noun, time, life, period, date)
12
age(noun, time, period, day, year)
11
centenary(noun, adjective, five, centennial)
10
centred
9
lifetime
8
day(noun, time, life, period, date)
8
time(noun, period, day, year, era)
6
millennium(noun, period)
5
decade
5
100 years
4
generation(noun, time, moment, life, period)
4
term(noun, time, moment, period, stage)
4
eon
4
hecatomb(noun, five)
4
microsecond
4
week
3
year(noun, time, moment, period, stage)
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APASmart Define. (2015). century thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/century/thesaurus/synonyms
ChicagoSmart Define. 2015. "century thesaurus" https://smartdefine.org/century/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, century thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/century/thesaurus/synonyms>.
MLASmart Define. "century thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/century/thesaurus/synonyms>