39 entries under instantly topic. ×

10
immediately(adverb, delay, first, now, directly)
9
promptly(adverb, delay, first, directly, immediately)
9
shortly(adverb, directly, immediately, rapidly)
6
at once(expression, idiom, adverb, first, directly)
6
directly(adverb, first, now, immediately, rapidly)
6
forthwith(adverb, delay, directly, immediately, rapidly)
6
without delay(expression, idiom, adverb, first, directly)
4
on the spot(expression, idiom, adverb, delay, directly)
3
instantaneously(first, now, directly, immediately, rapidly)
3
without hesitation(expression, adverb, directly, immediately, rapidly)
2
at short notice(expression, idiom, adverb, delay, directly)
2
in a jiffy(expression, idiom, directly, immediately, rapidly)
2
instanter(directly, immediately, rapidly)
2
pronto(directly, immediately, rapidly)
2
right away(expression, first, directly, immediately, rapidly)
2
thereupon(first, now, directly, immediately, rapidly)
1
anon(directly, immediately, rapidly)
1
away(directly, immediately, rapidly)
1
double-time(directly, immediately, rapidly)
1
hereupon(directly, immediately, rapidly)
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APASmart Define. (2016). summarily thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/summarily/thesaurus/synonyms
ChicagoSmart Define. 2016. "summarily thesaurus" https://smartdefine.org/summarily/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, summarily thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/summarily/thesaurus/synonyms>.
MLASmart Define. "summarily thesaurus" 30 January 2016. Web. 23 September 2026. <https://smartdefine.org/summarily/thesaurus/synonyms>