autorisationvsautorisationsTell them apart

Which to use

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

#2,704
“autorisation” frequency rank
#13,736
“autorisations” frequency rank
16440
confusion score

Side-by-Side Comparison

Feature autorisation autorisations
Definition Action d’autoriser. Pluriel de autorisation.

Where the eye mixes autorisation and autorisations

Muted = shared; highlighted = the visual trap. They share 12 letters in sequence. autorisation runs 12 letters (VVCVCVCVCVVC) against autorisations's 13 (VVCVCVCVCVVCC) - the length gap alone is often enough to separate them once you know to check it.

12 ch
autorisation
13 ch
autorisations

Why the eye confuses autorisation with autorisations

A purely visual mix-up. autorisation (\o.to.ʁi.za.sjɔ̃\) and autorisations (\ɔ.tɔ.ʁi.za.sjɔ̃\) 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 extra letter(s) - “autorisation” sits inside “autorisations”. Our composite confusion score for this pair is 16440, derived from the frequency rank of both members and their visual similarity.

autorisation is recorded at frequency rank #2,704, classified as anoun, pronounced \o.to.ʁi.za.sjɔ̃\. autorisations is at rank #13,736, tagged as anoun, pronounced \ɔ.tɔ.ʁi.za.sjɔ̃\.

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 16440, this pair ranks #387,845 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of autorisation vs autorisations

Shared letters: ainorstu. Private to "autorisation": -. Private to "autorisations": -.

"autorisation" · 12 letters · shape VVCVCVCVCVVC  ·  "autorisations" · 13 letters · shape VVCVCVCVCVVCC

Known mistypes of this pair

  • autorisation ← atuorisation · auotrisation · autoirsation · autoriastion · autorisaiton · autorisatino · autorisationn · autorisatoin
  • autorisations ← atuorisations · auotrisations · autoirsations · autoriastions · autorisaitons · autorisatinos · autorisationns · autorisationss

Frequently Asked Questions

Do "autorisation" and "autorisations" mean the same thing in a sentence?
No. They are said differently (\o.to.ʁi.za.sjɔ̃\ versus \ɔ.tɔ.ʁi.za.sjɔ̃\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "autorisation" vs "autorisations" - which ranks higher?
"autorisation" is the more common of the two: it sits at frequency rank #2,704 in our French list, against #13,736 for "autorisations". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

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 "autorisation" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "autorisations" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #387,845 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • 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 #387,845 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