37 entries under immediately topic. ×

16
expeditiously(adverb, quick, early, directly)
9
soon(adverb, directly, quickly, instantly)
7
instantly(adverb, early, directly, quickly)
6
at once(expression, adverb, directly, quickly)
5
in a flash(expression, idiom, adverb, directly)
5
right away(expression, adverb, directly, instantly)
5
without delay(expression, adverb, directly, quickly)
4
in a jiffy(expression, idiom, adverb, directly)
3
instanter(directly, instantly, shortly, forthwith)
3
on the double(expression, idiom, adverb, directly)
2
in nothing flat(expression, directly, quickly, instantly)
2
straight away(expression, adverb, directly, quickly)
2
urgently(adverb, directly, quickly, hastily)
1
PDQ(directly, instantly, shortly, forthwith)
1
anon(directly, instantly, shortly, forthwith)
1
at short notice(expression, idiom, directly, instantly)
1
away(directly, instantly)
1
double-time(directly, instantly, shortly, forthwith)
1
forthwith(early, directly, instantly, shortly)
1
hereupon(directly, instantly, shortly, forthwith)
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APASmart Define. (2015). rapidly thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/rapidly/thesaurus/synonyms
ChicagoSmart Define. 2015. "rapidly thesaurus" https://smartdefine.org/rapidly/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, rapidly thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/rapidly/thesaurus/synonyms>.
MLASmart Define. "rapidly thesaurus" 5 October 2015. Web. 22 September 2026. <https://smartdefine.org/rapidly/thesaurus/synonyms>