potionvsprotonWhat's the difference?

Which to use

“potion” and “proton” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#19,169
“potion” frequency rank
#16,779
“proton” frequency rank
35948
confusion score

Side-by-Side Comparison

Feature potion proton
Definition A small portion or dose of a liquid which is medicinal, poisonous, or magical. A positively charged subatomic particle forming part of the nucleus of an atom and determining the atomic number of an element, composed of two up quarks and a down quark.

Where the eye mixes potion and proton

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.

6 ch
potion
6 ch
proton

Look-alike desk: potion vs proton

A purely visual mix-up. potion (/ˈpəʊ.ʃən/) and proton (/ˈpɹəʊ.tɒn/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 3 positions. Our composite confusion score for this pair is 35948, derived from the frequency rank of both members and their visual similarity.

potion is recorded at frequency rank #19,169, classified as anoun, pronounced /ˈpəʊ.ʃən/. proton is at rank #16,779, tagged as anoun, pronounced /ˈpɹəʊ.tɒn/.

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 35948, this pair ranks #307,526 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of potion vs proton

Shared letters: nopt. Private to "potion": i. Private to "proton": r.

"potion" · 6 letters · shape CVCVVC  ·  "proton" · 6 letters · shape CCVCVC

Known mistypes of this pair

  • potionpoiton · potino · potionn · potoin · pottion · ppotion · ptoion
  • protonporton · pproton · prootn · protno · protonn · protton · prroton · prtoon

Frequently Asked Questions

Is swapping "potion" for "proton" ever safe?
No. They are said differently (/ˈpəʊ.ʃən/ versus /ˈpɹəʊ.tɒn/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "potion" or "proton"?
"proton" is the more common of the two: it sits at frequency rank #16,779 in our English list, against #19,169 for "potion". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Eye-level mix-up between "potion" and "proton" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "potion" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "proton" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #307,526 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "potion" and "proton" also get mixed up with nearby pairs, the highest-scored neighbour is "poon vs potion". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #307,526 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list