Next
Next adverb - At the time or occasion immediately following.
Thereafter is a synonym for next in order topic. In some cases you can use "Thereafter" instead the word "Next" as an adverb or an adjective, when it comes to topics like afterwards. formal substitute
Thereafter
Thereafter adverb - Following in time or place.
Usage example: gave his farewell speech and left the room shortly thereafter
Next is a synonym for thereafter in following that topic. You can use "Next" instead the word "Thereafter" as an adverb or an adjective.
Mutual synonyms
Both words in one sentence
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However, it was later decided to retain the World Cup; the next event will take place in the USA in 2018, with future editions every four years thereafter.
Source: Rugby Union - Subverted immediately thereafter when the same bystander claims that a meteorite from Krypton hitting just behind him at that very moment is just as improbable—can you guess what happens next?
Source: Series / Raumschiff GameStar - She earns the money and buys the new pants; however, in the next episode and every episode thereafter, she wears her old pants.
Source: Mac Guffin / Live-Action TV
Cite this Source
Thereafter and Next. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/next/thereafter
Next & Thereafter. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/next/thereafter>.
Thereafter or Next. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/next/thereafter.
Google Ngram Viewer shows how "next" and "thereafter" have occurred on timeline