Per and Upon

Per

Per adverb - For each one.
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Synonyms for Per

Upon and per are semantically related in on topic. In some cases you can use "Upon" instead a preposition "Per", when it comes to topics like over, of, to.

Upon

Upon preposition - In or into contact with.
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Synonyms for Upon

Per and upon are semantically related in on topic. You can use "Per" instead a preposition "Upon", if it concerns topics such as over, of, to.

Both words in one sentence

  • Hopeless Boss Fight In some versions, his only stat is that he eats 1d6 characters per round and gives you a huge hit to your Sanity Meter upon seeing him.
  • Catapult Nightmare It wasn't a nightmare per se, but in "Out of My Mind", Spike catapults to a sitting position with a choking gasp upon waking up from a dream in which he tells Buffy he loves her.
  • Fan Fic / Starbound Lethal Chef: As per Mon Colle Knights, Rokuna's cooking in chapter 2 is so overly rich in garlic that Miyuki becomes nauseous and goes outside upon trying some of it out.
Cite this Source
Upon and Per. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/per/upon
Per & Upon. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/per/upon>.
Upon or Per. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/per/upon.
Google Ngram Viewer shows how "per" and "upon" have occurred on timeline