1
many
1
many a moon
1
mass(noun, part, fix, hit, measure)
1
mileage
1
moment(noun, time, present, turn, position)
1
month
1
number
1
occasion
1
oldness(noun, age)
1
orbit(noun, time, area, measure, piece)
1
pace
1
panorama
1
pause(time, period, interval)
1
perdurability
1
perennation
1
permanent(adjective, diuturnity)
1
perpetual(adjective, diuturnity)
1
perpetualness
1
persistent(adjective, diuturnity)
1
piece
11 years ago|9.7k views|share |citing 
APASmart Define. (2015). duration thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/duration/thesaurus/synonyms
ChicagoSmart Define. 2015. "duration thesaurus" https://smartdefine.org/duration/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, duration thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/duration/thesaurus/synonyms>.
MLASmart Define. "duration thesaurus" 15 July 2015. Web. 20 September 2026. <https://smartdefine.org/duration/thesaurus/synonyms>