passervspeserWhat's the difference?

Which to use

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

#293
“passer” frequency rank
#8,751
“peser” frequency rank
9044
confusion score

Side-by-Side Comparison

Feature passer peser
Definition Aller d’un lieu à un autre, traverser un espace. Examiner la pesanteur d’une chose, la rapporter à un poids déterminé.

Where the eye mixes passer and peser

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. passer runs 6 letters (CVCCVC) against peser's 5 (CVCVC) - the length gap alone is often enough to separate them once you know to check it.

6 ch
passer
5 ch
peser

Why the eye confuses passer with peser

A purely visual mix-up. passer (\pa.se\) and peser (\pə.ze\) 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 9044, derived from the frequency rank of both members and their visual similarity.

passer is recorded at frequency rank #293, classified as averb, pronounced \pa.se\. peser is at rank #8,751, tagged as averb, pronounced \pə.ze\.

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 9044, this pair ranks #417,988 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of passer vs peser

Shared letters: eprs. Private to "passer": a. Private to "peser": -.

"passer" · 6 letters · shape CVCCVC  ·  "peser" · 5 letters · shape CVCVC

Known mistypes of this pair

  • passerapsser · paser · pasesr · passerr · passre · ppasser · psaser
  • peserepser · peesr · peserr · pesre · pesser · ppeser · pseer

Frequently Asked Questions

Is swapping "passer" for "peser" ever safe?
No. They are said differently (\pa.se\ versus \pə.ze\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary French text, does "passer" or "peser" show up more?
"passer" is the more common of the two: it sits at frequency rank #293 in our French list, against #8,751 for "peser". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "passer" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "peser" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #417,988 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "passer" and "peser" also get mixed up with nearby pairs, the highest-scored neighbour is "peep vs peser". 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 #417,988 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