Which to use
“poo” and “pro” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #14,190
- “poo” frequency rank
- #1,232
- “pro” frequency rank
- 15422
- confusion score
Side-by-Side Comparison
| Feature | poo | pro |
|---|---|---|
| Definition | Alternative spelling of pooh: an instance of saying "poo". | An advantage of something, especially when contrasted with its disadvantages (cons). |
Where the eye mixes poo and pro
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Visual trap between poo and pro
A purely visual mix-up. poo (/puː/) and pro (/pɹəʊ/) 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 a single letter - o in “poo” becomes r in “pro”. Our composite confusion score for this pair is 15422, derived from the frequency rank of both members and their visual similarity.
poo is recorded at frequency rank #14,190, classified as anoun, pronounced /puː/. pro is at rank #1,232, tagged as anoun, pronounced /pɹəʊ/.
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 15422, this pair ranks #464,066 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of poo vs pro
Shared letters: op. Private to "poo": -. Private to "pro": r.
"poo" · 3 letters · shape CVV · "pro" · 3 letters · shape CCV
Frequently Asked Questions
Is swapping "poo" for "pro" ever safe?
Frequency check: "poo" vs "pro" - which ranks higher?
After this comparison
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "poo" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "pro" - compare definitions side by side with the headword page. Word entry
- This pair ranks #464,066 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "poo" and "pro" also get mixed up with nearby pairs, the highest-scored neighbour is "poo vs PPA". Nearby pair
Confusion rank #464,066 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.