Instantly
Instantly adverb - Without delay.
Usage example: showed leadership by reacting instantly to the crisis
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Synonyms for Instantly
Quickly is a synonym for instantly in at once topic. In some cases you can use "Quickly" instead the word "Instantly" as an adverb or an adjective. popular alternative
Mutual synonyms
Related pairs
Both words in one sentence
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Later at the age of twenty six, she made a sudden return to wrestling and was signed to WWE instantly and quickly became the biggest she's ever been.
Source: Career Resurrection - Conan woke from a sound sleep as quickly and instantly as a cat.
Source: Instant Waking Skills - Savvy players quickly learned you could take advantage of this to break free of holds almost instantly by mashing every button on the controller as fast as possible.
Source: Smashing Survival
Cite this Source
Quickly and Instantly. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/instantly/quickly
Instantly & Quickly. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/instantly/quickly>.
Quickly or Instantly. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/instantly/quickly.
Google Ngram Viewer shows how "instantly" and "quickly" have occurred on timeline