pourvspouxTell them apart

Quick tell: pour is a preposition, poux is a noun, so they fill different roles in a sentence.

Which to use

“pour” is a preposition and “poux” is a noun - they look or sound alike but fill different roles in a sentence.

#19
“pour” frequency rank
#19,111
“poux” frequency rank
19130
confusion score

Side-by-Side Comparison

Feature pour poux
Definition Au motif de ; dans le but de ; afin de ; à destination de. Pluriel de pou.

Where the eye mixes pour and poux

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

4 ch
pour
4 ch
poux

Look-alike desk: pour vs poux

These two trip readers on the page rather than in the ear: pour is \puʁ\ while poux is \pu\. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - r in “pour” becomes x in “poux”, and the parts of speech differ too (preposition vs noun), which is usually the fastest check. Our composite confusion score for this pair is 19130, derived from the frequency rank of both members and their visual similarity.

pour is recorded at frequency rank #19, classified as aprep, pronounced \puʁ\. poux is at rank #19,111, tagged as anoun, pronounced \pu\.

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 19130, this pair ranks #374,838 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of pour vs poux

Shared letters: opu. Private to "pour": r. Private to "poux": x.

"pour" · 4 letters · shape CVVC  ·  "poux" · 4 letters · shape CVVC

Known mistypes of this pair

  • pouropur · poru · pourr · ppour · puor
  • pouxopux · pouxx · poxu · ppoux · puox

Frequently Asked Questions

Can "pour" and "poux" be used interchangeably?
No - they are not even the same part of speech. "pour" is a preposition and "poux" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "pour" or "poux" show up more?
"pour" is the more common of the two: it sits at frequency rank #19 in our French list, against #19,111 for "poux". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "pour" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "poux" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #374,838 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "pour" and "poux" also get mixed up with nearby pairs, the highest-scored neighbour is "pogo vs poux". 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 #374,838 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