30 entries under period topic. ×

16
time(noun, course, life, stretch)
14
life(noun, time, present, turn, point)
13
age(noun, time, age)
8
day(noun, time, live)
8
generation(noun, present, turn, point, course)
8
period(noun, present, turn, point, course)
7
existence(noun, time, live, span)
7
duration(noun, time, present, turn, point)
5
decade
5
epoch(noun, present, turn, point, course)
5
era(noun, present, turn, point, course)
5
hour
5
life span(noun, expression, idiom, present, turn)
4
month
4
week
3
second
3
term(noun, time, live)
3
year
2
life expectancy(noun, expression, idiom, time, course)
2
minute
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APASmart Define. (2015). lifetime thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/lifetime/thesaurus/synonyms
ChicagoSmart Define. 2015. "lifetime thesaurus" https://smartdefine.org/lifetime/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, lifetime thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/lifetime/thesaurus/synonyms>.
MLASmart Define. "lifetime thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/lifetime/thesaurus/synonyms>