15 entries under interminable topic. ×

6
nonstop(adjective, constant, continuous, never-ending)
2
continuous(adjective, constant, endless, infinite, boundless)
2
uninterrupted(adjective, constant, continuous, endless, infinite)
1
ceaseless(adjective, constant, continuous, endless, infinite)
1
constant(adjective, continuous, endless, infinite, boundless)
1
continual(adjective, constant, continuous, nonstop)
1
endless(adjective, constant, continuous, infinite, boundless)
1
eternal(adjective, constant, continuous, endless, infinite)
1
everlasting(adjective, constant, continuous, endless, infinite)
1
never-ending(constant, continuous, endless, infinite, boundless)
1
perpetual(adjective, constant, continuous, endless, infinite)
1
persistent(adjective, constant, continuous, nonstop)
1
relentless(adjective, constant, continuous, nonstop)
1
unending(adjective, constant, continuous, nonstop)
0
steady(adjective, constant, continuous)
13 years ago|814 views|share |citing 
APASmart Define. (2013). day-and-night thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/day-and-night/thesaurus/synonyms
ChicagoSmart Define. 2013. "day-and-night thesaurus" https://smartdefine.org/day-and-night/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2013, day-and-night thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/day-and-night/thesaurus/synonyms>.
MLASmart Define. "day-and-night thesaurus" 28 June 2013. Web. 28 September 2026. <https://smartdefine.org/day-and-night/thesaurus/synonyms>