Which to use
“pou” and “psa” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #13,869
- “pou” frequency rank
- #15,471
- “psa” frequency rank
- 29340
- confusion score
Side-by-Side Comparison
| Feature | pou | psa |
|---|---|---|
| Definition | Très petit insecte parasite sans ailes qui s’attache à plusieurs espèces d’animaux dont l’humain, agent de phtiriase et pouvant transmettre des maladies. | Génitif singulier de pes. |
Where the eye mixes pou and psa
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.
Look-alike desk: pou vs psa
A purely visual mix-up. pou (\pu\) and psa (\psa\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 29340, derived from the frequency rank of both members and their visual similarity.
pou is recorded at frequency rank #13,869, classified as anoun, pronounced \pu\. psa is at rank #15,471, tagged as anoun, pronounced \psa\.
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 29340, this pair ranks #317,291 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of pou vs psa
Shared letters: p. Private to "pou": ou. Private to "psa": as.
"pou" · 3 letters · shape CVV · "psa" · 3 letters · shape CCV
Frequently Asked Questions
Is swapping "pou" for "psa" ever safe?
Which is more common, "pou" or "psa"?
After this comparison
Eye-level mix-up between "pou" and "psa" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "pou" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "psa" - compare definitions side by side with the headword page. Word entry
- This pair ranks #317,291 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "pou" and "psa" also get mixed up with nearby pairs, the highest-scored neighbour is "pio vs psa". Nearby pair
Confusion rank #317,291 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.