7 entries under suddenly topic. ×

55
immediately(noun, adverb, time, first, now)
20
instantaneously(adverb, first, directly, immediately, quickly)
20
quickly(adverb, punctually)
8
abruptly
6
hastily
4
precipitously
2
unexpectedly
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APASmart Define. (2016). instantly thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/instantly/thesaurus/synonyms
ChicagoSmart Define. 2016. "instantly thesaurus" https://smartdefine.org/instantly/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, instantly thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/instantly/thesaurus/synonyms>.
MLASmart Define. "instantly thesaurus" 24 February 2016. Web. 23 September 2026. <https://smartdefine.org/instantly/thesaurus/synonyms>