Synonyms|273Antonyms|44|Broader|4Narrower|0Related|143
1
shortly(straight, directly, immediately, quickly, rapidly)
1
soon(first, directly, immediately, quickly, rapidly)
1
soon afterward(expression, directly, immediately, rapidly, instantly)
1
spontaneously(adverb, impulsively)
1
spur
1
straightway
1
temporarily(adverb, transiently)
1
thereon(first, now, directly, immediately, promptly)
1
this minute(expression, adverb, directly, immediately, rapidly)
1
timelessly(adverb, timelessly)
1
timely(first, now, directly, immediately, promptly)
1
transiently(adverb, transiently)
1
unhesitatingly
1
urgently(directly, immediately, rapidly, instantly)
0
anon(straight, directly, immediately, quickly, rapidly)
0
belive(adverb, fast, quickly, rapidly, pronto)
0
betimes(first, now, directly, immediately, promptly)
0
contiguously
0
cursorily(adverb, transiently)
0
discontinuously
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APASmart Define. (2015). instantaneously thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/instantaneously/thesaurus/synonyms
ChicagoSmart Define. 2015. "instantaneously thesaurus" https://smartdefine.org/instantaneously/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, instantaneously thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/instantaneously/thesaurus/synonyms>.
MLASmart Define. "instantaneously thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/instantaneously/thesaurus/synonyms>