Instant
Instant noun - A very small space of time.
Usage example: it all happened in an instant
Moment is a synonym for instant in time topic. In some cases you can use "Moment" instead the word "Instant" as a noun or a conjunction, when it comes to topics like minute, event, duration, big. popular alternative
Moment
Moment noun - A particular point at which an event takes place.
Usage example: at that moment he suddenly turned around and headed toward me
Instant is a synonym for moment in time topic. You can use "Instant" instead the word "Moment" as a noun or a conjunction, if it concerns topics such as minute, event, duration, big. popular alternative
Mutual synonyms
How words are described
Both words in one sentence
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From the moment when the Omnitrix starts beeping and flashing red, there is variable time until the moment Ben returns to his human form - sometimes it is almost instant, and sometimes... it takes a while.
Source: Western Animation / Ben 10 - We remember each and every moment of yearning, of desperate need, the anguish that comes when no amount of beseeching earns a single instant's reprieve, no pleading yields a moment's mercy.
Source: Literature / Dust of Dreams -
This actually subverts Instant Waking Skills by having Kenshin being so out of it that he almost could not identify his "attacker" in time to push her away—a moment more and he would've killed her.
Source: Manga / Rurouni Kenshin
Cite this Source
Moment and Instant. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/instant/moment
Instant & Moment. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/instant/moment>.
Moment or Instant. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/instant/moment.
Google Ngram Viewer shows how "instant" and "moment" have occurred on timeline