foisvsfoisonWhat's the difference?

Which to use

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

#104
“fois” frequency rank
#37,817
“foison” frequency rank
37921
confusion score

Side-by-Side Comparison

Feature fois foison
Definition Nom qui se joint à un adjectif numéral pour indiquer qu’un fait s’est produit ou s’est répété. Très grande abondance.

Where the eye mixes fois and foison

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

4 ch
fois
6 ch
foison

Why the eye confuses fois with foison

A purely visual mix-up. fois (\fwa\) and foison (\fwa.zɔ̃\) 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 2 extra letter(s) - “fois” sits inside “foison”. Our composite confusion score for this pair is 37921, derived from the frequency rank of both members and their visual similarity.

fois is recorded at frequency rank #104, classified as anoun, pronounced \fwa\. foison is at rank #37,817, tagged as anoun, pronounced \fwa.zɔ̃\.

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 37921, this pair ranks #259,015 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of fois vs foison

Shared letters: fios. Private to "fois": -. Private to "foison": n.

"fois" · 4 letters · shape CVVC  ·  "foison" · 6 letters · shape CVVCVC

Known mistypes of this pair

  • foisffois · fios · foiss · fosi · ofis
  • foisonffoison · fioson · foiosn · foisno · foisonn · foisson · fosion · ofison

Frequently Asked Questions

Can "fois" and "foison" be used interchangeably?
No. They are said differently (\fwa\ versus \fwa.zɔ̃\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "fois" or "foison"?
"fois" is the more common of the two: it sits at frequency rank #104 in our French list, against #37,817 for "foison". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

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

  • Full dictionary entry for "fois" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "foison" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #259,015 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "fois" and "foison" also get mixed up with nearby pairs, the highest-scored neighbour is "foison vs foulon". 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 #259,015 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