Which to use
“Po” is a noun and “pu” is a verb - they look or sound alike but fill different roles in a sentence.
- #5,801
- “Po” frequency rank
- #307
- “pu” frequency rank
- 6108
- confusion score
Side-by-Side Comparison
| Feature | Po | pu |
|---|---|---|
| Definition | Fesses, derrière. | Participe passé masculin singulier du verbe pouvoir. |
Where the eye mixes Po and pu
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.
Visual trap between Po and pu
These two trip readers on the page rather than in the ear: Po is \po:\ while pu is \py\. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - o in “Po” becomes u in “pu”, and the parts of speech differ too (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 6108, derived from the frequency rank of both members and their visual similarity.
Po is recorded at frequency rank #5,801, classified as anoun, pronounced \po:\. pu is at rank #307, tagged as averb, pronounced \py\.
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 6108, this pair ranks #427,152 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of Po vs pu
Shared letters: p. Private to "Po": o. Private to "pu": u.
"Po" · 2 letters · shape CV · "pu" · 2 letters · shape CV
Frequently Asked Questions
Is swapping "Po" for "pu" ever safe?
In ordinary French text, does "Po" or "pu" show up more?
Useful next steps
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "Po" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "pu" - compare definitions side by side with the headword page. Word entry
- This pair ranks #427,152 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "Po" and "pu" also get mixed up with nearby pairs, the highest-scored neighbour is "pio vs Po". Nearby pair
Confusion rank #427,152 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.