Which to use
“pool” and “pox” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #2,171
- “pool” frequency rank
- #28,674
- “pox” frequency rank
- 30845
- confusion score
Side-by-Side Comparison
| Feature | pool | pox |
|---|---|---|
| Definition | A small and rather deep area of (usually) fresh water, as one supplied by a spring, or occurring in the course of a stream or river; a reservoir for water. | A disease characterized by purulent skin eruptions that may leave pockmarks. |
Where the eye mixes pool and pox
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Why the eye confuses pool with pox
A purely visual mix-up. pool (/puːl/) and pox (/pɑks/) 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 30845, derived from the frequency rank of both members and their visual similarity.
pool is recorded at frequency rank #2,171, classified as anoun, pronounced /puːl/. pox is at rank #28,674, tagged as anoun, pronounced /pɑks/.
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 30845, this pair ranks #351,130 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of pool vs pox
Shared letters: op. Private to "pool": l. Private to "pox": x.
"pool" · 4 letters · shape CVVC · "pox" · 3 letters · shape CVC
Known mistypes of this pair
- pool ← opol · pooll · ppool
Frequently Asked Questions
Do "pool" and "pox" mean the same thing in a sentence?
In ordinary English text, does "pool" or "pox" show up more?
What to do next
Eye-level mix-up between "pool" and "pox" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "pool" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "pox" - compare definitions side by side with the headword page. Word entry
- This pair ranks #351,130 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "pool" and "pox" also get mixed up with nearby pairs, the highest-scored neighbour is "pox vs PPA". 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 #351,130 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.