After
After adjective - Being at or in the part of something opposite the front part.
Usage example: had heard that the after section of an aircraft is safer in the event of a crash
Back
Back adjective - Being at or in the part of something opposite the front part.
Usage example: she carried all the presents in the back door, as the children were playing in the front yard
After is a synonym for back in position topic. You can use "After" instead the word "Back" as an adjective or a noun or an adverb, if it concerns topics such as end, precede, posterior.
Cite this Source
Back and After. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/after/back
After & Back. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/after/back>.
Back or After. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/after/back.
Google Ngram Viewer shows how "after" and "back" have occurred on timeline