Synonyms|273Antonyms|44|Broader|4Narrower|0Related|143

89 entries under adverb topic. ×

7
in haste(expression, idiom, fast, quickly)
6
in a flash(expression, idiom, directly, immediately)
6
straight away(verb, expression, phrasal verb, directly)
5
hurriedly(fast, quickly, rapidly, pronto)
5
in a jiffy(expression, idiom, directly, immediately)
5
on the spot(expression, idiom, directly, immediately)
5
right now(expression, idiom, directly, immediately)
4
briefly(earliness, transiently)
4
fast(adjective, quickly, rapidly, pronto)
4
like a shot(expression, idiom, fast, quickly)
4
tout de suite(expression, idiom, directly, immediately)
3
at speed(fast, quickly, rapidly, pronto)
3
briskly(fast, quickly, rapidly, pronto)
3
chop-chop(fast, quickly, rapidly, pronto)
3
in a hurry(fast, quickly, rapidly, pronto)
3
in a rush(fast, quickly, rapidly, pronto)
3
like lighting(fast, quickly, rapidly, pronto)
3
readily
3
straightaway(straight, first, directly, immediately)
3
unexpectedly(suddenly, inexpectation)
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ChicagoSmart Define. 2015. "instantaneously thesaurus" https://smartdefine.org/instantaneously/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, instantaneously thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/instantaneously/thesaurus/synonyms>.
MLASmart Define. "instantaneously thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/instantaneously/thesaurus/synonyms>