Synonyms|396Antonyms|89|Broader|6Narrower|5Related|200

88 entries under adverb topic. ×

2
aforetime(earlier, then, precede, before)
2
ahead
2
anyway
2
away back(expression, adjective, late, past)
2
back when(expression, adjective, late, old)
2
before now(expression, idiom, now, earlier)
2
beforehand
2
beforetime(earlier, precede, archaism)
2
erewhile(earlier, then, before, erstwhile)
2
lately(earlier, then, before, erstwhile)
2
never
2
of old(expression, adjective, last, original)
2
of yore(expression, adjective, last, original)
2
once only(expression, adjective, idiom, past)
2
single time(expression, then, previously, formerly)
1
anciently(earlier, then, before, erstwhile)
1
before this(expression, earlier, then, before)
1
but once(expression, adjective, past, then)
1
eons ago(expression, earlier, then, before)
1
in days past
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APASmart Define. (2016). once thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/once/thesaurus/synonyms
ChicagoSmart Define. 2016. "once thesaurus" https://smartdefine.org/once/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, once thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/once/thesaurus/synonyms>.
MLASmart Define. "once thesaurus" 30 March 2016. Web. 26 September 2026. <https://smartdefine.org/once/thesaurus/synonyms>