Which to use
“vaccin” and “vaccins” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #7,634
- “vaccin” frequency rank
- #11,147
- “vaccins” frequency rank
- 18781
- confusion score
Side-by-Side Comparison
| Feature | vaccin | vaccins |
|---|---|---|
| Definition | Toute substance inoculée à un individu pour l’immuniser contre la maladie qui a produit cette substance (vaccin préventif) ou pour lutter contre la maladie (vaccin thérapeutique). | Pluriel de vaccin. |
Same sound, different letters: vaccin vs vaccins
Muted letters are shared; highlighted letters are the only spelling cue when pronunciation matches. Shared run: 6 letters. vaccin runs 6 letters (CVCCVC) against vaccins's 7 (CVCCVCC) - the length gap alone is often enough to separate them once you know to check it.
Ear matches; page differs - vaccin and vaccins
This is the hard kind. vaccin and vaccins are pronounced identically (\vak.sɛ̃\) and both work as anoun. Neither the ear nor the grammar will rescue you; only the meaning does, so the glosses below are the whole decision. They differ by 1 extra letter(s) - “vaccin” sits inside “vaccins”. Our composite confusion score for this pair is 18781, derived from the frequency rank of both members and their visual similarity.
vaccin is recorded at frequency rank #7,634, classified as anoun, pronounced \vak.sɛ̃\. vaccins is at rank #11,147, tagged as anoun, pronounced \vak.sɛ̃\.
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 18781, this pair ranks #376,609 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of vaccin vs vaccins
Shared letters: acinv. Private to "vaccin": -. Private to "vaccins": s.
"vaccin" · 6 letters · shape CVCCVC · "vaccins" · 7 letters · shape CVCCVCC
Known mistypes of this pair
Frequently Asked Questions
Can "vaccin" and "vaccins" be used interchangeably?
Frequency check: "vaccin" vs "vaccins" - which ranks higher?
What to do next
Sound matches; spelling doesn't. Use the exits below to lock the right form or check a cousin pair.
- Full dictionary entry for "vaccin" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "vaccins" - compare definitions side by side with the headword page. Word entry
- This pair ranks #376,609 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "vaccin" and "vaccins" also get mixed up with nearby pairs, the highest-scored neighbour is "vaccin vs vachon". 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 #376,609 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.