doservsdossierConfusable pair

Quick tell: doser is a verb, dossier is a noun, so they fill different roles in a sentence.

Which to use

“doser” is a verb and “dossier” is a noun - they look or sound alike but fill different roles in a sentence.

#28,519
“doser” frequency rank
#1,179
“dossier” frequency rank
29698
confusion score

Side-by-Side Comparison

Feature doser dossier
Definition Régler la quantité et la proportion des ingrédients qui entrent dans une composition médicinale. Partie d’un siège contre laquelle on pose le dos.

Where the eye mixes doser and dossier

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.

5 ch
doser
7 ch
dossier

Why the eye confuses doser with dossier

These two trip readers on the page rather than in the ear: doser is \dɔ.ze\ while dossier is \do.sje\. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 letter(s) in length, and the parts of speech differ too (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 29698, derived from the frequency rank of both members and their visual similarity.

doser is recorded at frequency rank #28,519, classified as averb, pronounced \dɔ.ze\. dossier is at rank #1,179, tagged as anoun, pronounced \do.sje\.

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 29698, this pair ranks #315,047 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of doser vs dossier

Shared letters: deors. Private to "doser": -. Private to "dossier": i.

"doser" · 5 letters · shape CVCVC  ·  "dossier" · 7 letters · shape CVCCVVC

Known mistypes of this pair

  • doserddoser · doesr · doserr · dosre · dosser · dsoer · odser
  • dossierddossier · dosier · dosiser · dosseir · dossierr · dossire · dsosier · odssier

Frequently Asked Questions

Is swapping "doser" for "dossier" ever safe?
No - they are not even the same part of speech. "doser" is a verb and "dossier" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "doser" or "dossier"?
"dossier" is the more common of the two: it sits at frequency rank #1,179 in our French list, against #28,519 for "doser". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

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

  • Full dictionary entry for "doser" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "dossier" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #315,047 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "doser" and "dossier" also get mixed up with nearby pairs, the highest-scored neighbour is "doser vs dour". 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 #315,047 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