1
multistage
1
nap
1
night(expression, time, amount, period)
1
noviciate
1
novitiate
1
nowadays
1
occupation
1
past
1
phase
1
prehistoric culture
1
prehistory
1
prime
1
prohibition
1
prohibition era
1
puerperium
1
quadrennium
1
quarter
1
quarter-century
1
question time
1
quinquennium
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APASmart Define. (2015). period of time thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/period_of_time/thesaurus/narrower
ChicagoSmart Define. 2015. "period of time thesaurus" https://smartdefine.org/period_of_time/thesaurus/narrower (accessed September 28, 2026).
HarvardSmart Define 2015, period of time thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/period_of_time/thesaurus/narrower>.
MLASmart Define. "period of time thesaurus" 13 April 2015. Web. 28 September 2026. <https://smartdefine.org/period_of_time/thesaurus/narrower>