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
Posterior is a synonym for back in position topic. In some cases you can use "Posterior" instead the word "Back" as an adjective or a noun, when it comes to topics like end, bottom, tail, precede. popular alternative
Posterior
Posterior adjective - Being at or in the part of something opposite the front part.
Usage example: the chapel's posterior location in the church serves to make it a quiet retreat
Back is a synonym for posterior in rear topic. You can use "Back" instead the word "Posterior" as an adjective or a noun, if it concerns topics such as position, bottom, precede, behind. popular alternative
Nearby Words: posteriority, posteriorly
Mutual synonyms
How words are described
Both words in one sentence
- Alice is very proper about her chair-sitting stance, and spends hours on end adjusting herself to optimize the position of her posterior and back.
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Note that in roller derby, booty shorts (often with posterior-emphasizing text or graphics on the back) are a requisite part of the standard uniform.
Source: Ass Kicks You -
Only this time, Ren's head and legs are sticthed to Stimpy's back, with Ren's attached right above Stimpy's...posterior.
Cite this Source
Posterior and Back. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/back/posterior
Back & Posterior. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/back/posterior>.
Posterior or Back. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/back/posterior.
Google Ngram Viewer shows how "back" and "posterior" have occurred on timeline