pitsvspusWhat's the difference?

Which to use

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

#10,908
“pits” frequency rank
#28,336
“pus” frequency rank
39244
confusion score

Side-by-Side Comparison

Feature pits pus
Definition plural of pit A whitish-yellow or yellow substance composed primarily of dead white blood cells and dead pyogenic bacteria, normally found in regions of bacterial infection.

Where the eye mixes pits and pus

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

4 ch
pits
3 ch
pus

Visual trap between pits and pus

A purely visual mix-up. pits (/pɪts/) and pus (/pʌs/) 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 39244, derived from the frequency rank of both members and their visual similarity.

pits is recorded at frequency rank #10,908, classified as anoun, pronounced /pɪts/. pus is at rank #28,336, tagged as anoun, pronounced /pʌs/.

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 39244, this pair ranks #278,455 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of pits vs pus

Shared letters: ps. Private to "pits": it. Private to "pus": u.

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

Known mistypes of this pair

  • pitsipts · pist · pitss · ppits · ptis

Frequently Asked Questions

Is swapping "pits" for "pus" ever safe?
No. They are said differently (/pɪts/ versus /pʌs/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "pits" vs "pus" - which ranks higher?
"pits" is the more common of the two: it sits at frequency rank #10,908 in our English list, against #28,336 for "pus". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "pits" 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 #278,455 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "pits" and "pus" also get mixed up with nearby pairs, the highest-scored neighbour is "PPA 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 #278,455 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