Posh
Posh adjective - Elegant and fashionable.
Upper class and posh are semantically related. In some cases you can replace phrase "Upper class" with "Posh", this terms are similar.
Upper class
Upper class noun - The highest class in a society.
Posh and upper class are semantically related. Sometimes you can use "Posh" instead an adjective phrase "Upper class".
Mutual synonyms
Both terms in one sentence
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It is also not particularly snobbish, posh or upper class in its culture, even if it is rather well funded and well equipped.
Source: Literature / CHERUB Series -
His monocle seems to be intended to make him come across as posh and upper class, as well as intelligent.
Source: High-Class Glass - William Regal poshed up his Lancashire accent when he was first in WWE as his "character" was meant to be a proper British upper class twit and would naturally have a posh accent.
Source: I Am Very British
Cite this Source
Upper class and Posh. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/posh/upper_class
Posh & Upper class. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/posh/upper_class>.
Upper class or Posh. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/posh/upper_class.
Google Ngram Viewer shows how "posh" and "upper class" have occurred on timeline