postvspusWhich spelling fits?

Which to use

“post” and “pus” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#945
“post” frequency rank
#26,976
“pus” frequency rank
27921
confusion score

Side-by-Side Comparison

Feature post pus
Definition Correo. Sustancia blanquecina o amarillenta producida por el cuerpo durante procesos infecciosos. Está compuesto, principalmente, por microorganismos muertos, glóbulos blancos muertos, y restos de tejido dañado.

Where the eye mixes post and pus

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
post
3 ch
pus

Look-alike desk: post vs pus

A purely visual mix-up. post (/pəʊst/) and pus ([ˈpus]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 27921, derived from the frequency rank of both members and their visual similarity.

post is recorded at frequency rank #945, classified as anoun, pronounced /pəʊst/. pus is at rank #26,976, tagged as anoun, pronounced [ˈpus].

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 27921, this pair ranks #224,523 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of post vs pus

Shared letters: ps. Private to "post": ot. Private to "pus": u.

"post" · 4 letters · shape CVCC  ·  "pus" · 3 letters · shape CVC

Known mistypes of this pair

  • postopst · posst · postt · pots · ppost · psot

Frequently Asked Questions

Can "post" and "pus" be used interchangeably?
No. They are said differently (/pəʊst/ versus [ˈpus]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary Spanish text, does "post" or "pus" show up more?
"post" is the more common of the two: it sits at frequency rank #945 in our Spanish list, against #26,976 for "pus". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

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

  • Full dictionary entry for "post" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "pus" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #224,523 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "post" and "pus" also get mixed up with nearby pairs, the highest-scored neighbour is "PRC vs pus". 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 #224,523 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list