pluvspuConfusable pair

Which to use

“plu” and “pu” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#5,380
“plu” frequency rank
#307
“pu” frequency rank
5687
confusion score

Side-by-Side Comparison

Feature plu pu
Definition Participe passé masculin singulier de pleuvoir. Participe passé masculin singulier du verbe pouvoir.

Where the eye mixes plu and pu

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

3 ch
plu
2 ch
pu

Why the eye confuses plu with pu

A purely visual mix-up. plu (\ply\) and pu (\py\) 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 5687, derived from the frequency rank of both members and their visual similarity.

plu is recorded at frequency rank #5,380, classified as averb, pronounced \ply\. 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 5687, this pair ranks #428,328 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of plu vs pu

Shared letters: pu. Private to "plu": l. Private to "pu": -.

"plu" · 3 letters · shape CCV  ·  "pu" · 2 letters · shape CV

Frequently Asked Questions

Is swapping "plu" for "pu" ever safe?
No. They are said differently (\ply\ versus \py\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "plu" or "pu"?
"pu" is the more common of the two: it sits at frequency rank #307 in our French list, against #5,380 for "plu". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

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 "plu" 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 #428,328 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "plu" and "pu" also get mixed up with nearby pairs, the highest-scored neighbour is "pio vs plu". Nearby pair

Confusion rank #428,328 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list