Synonyms|548Antonyms|144|Broader|0Narrower|3Related|760
5
endless(adjective, continue, constant, continuous, permanent)
5
extant(adjective, present, active, current, modern)
5
interminable(adjective, continue)
5
relentless(adjective, continue)
5
unbroken
5
unending(adjective, continue, constant, current, continuous)
4
active(alive, operative, existing, breathing, operational)
4
around-the-clock(adjective, continue, continual)
4
development(noun, advance, progress, growth, expansion)
4
evolving(adjective, advance, increase, progress, development)
4
going(happening, started)
4
going on(verb, expression, phrasal verb, noncompletion)
4
happening(adjective, started)
4
headway(noun, sequence)
4
on-going
4
prevalent(adjective, present, modern, general, accepted)
4
progressing(adjective, constant, current, continuous, happening)
4
progression(noun, movement, advance, increase, progress)
4
round-the-clock(adjective, continue, continual)
4
time-consuming
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APASmart Define. (2015). ongoing thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/ongoing/thesaurus/synonyms
ChicagoSmart Define. 2015. "ongoing thesaurus" https://smartdefine.org/ongoing/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, ongoing thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/ongoing/thesaurus/synonyms>.
MLASmart Define. "ongoing thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/ongoing/thesaurus/synonyms>