oreillervsoseilleTell them apart

Which to use

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

#13,026
“oreiller” frequency rank
#33,388
“oseille” frequency rank
46414
confusion score

Side-by-Side Comparison

Feature oreiller oseille
Definition Coussin qui sert à soutenir la tête quand on est couché. Plante potagère de la famille des Polygonacées d’un goût acide.

Where the eye mixes oreiller and oseille

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence. oreiller runs 8 letters (VCVVCCVC) against oseille's 7 (VCVVCCV) - the length gap alone is often enough to separate them once you know to check it.

8 ch
oreiller
7 ch
oseille

Why the eye confuses oreiller with oseille

A purely visual mix-up. oreiller (\ɔ.ʁɛ.je\) and oseille (\ɔ.zɛj\) 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 46414, derived from the frequency rank of both members and their visual similarity.

oreiller is recorded at frequency rank #13,026, classified as anoun, pronounced \ɔ.ʁɛ.je\. oseille is at rank #33,388, tagged as anoun, pronounced \ɔ.zɛj\.

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 46414, this pair ranks #195,134 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of oreiller vs oseille

Shared letters: eilo. Private to "oreiller": r. Private to "oseille": s.

"oreiller" · 8 letters · shape VCVVCCVC  ·  "oseille" · 7 letters · shape VCVVCCV

Known mistypes of this pair

  • oreiller ← oeriller · oreilelr · oreiler · oreillerr · oreillre · oreliler · orieller · orreiller
  • oseille ← oesille · oseile · oseilel · oselile · osielle · osseille · soeille

Frequently Asked Questions

Can "oreiller" and "oseille" be used interchangeably?
No. They are said differently (\ɔ.ʁɛ.je\ versus \ɔ.zɛj\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "oreiller" or "oseille"?
"oreiller" is the more common of the two: it sits at frequency rank #13,026 in our French list, against #33,388 for "oseille". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Eye-level mix-up between "oreiller" and "oseille" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "oreiller" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "oseille" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #195,134 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "oreiller" and "oseille" also get mixed up with nearby pairs, the highest-scored neighbour is "osciller vs oseille". 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 #195,134 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