flintvsfoinsWhat's the difference?

Which to use

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

#34,540
“flint” frequency rank
#48,534
“foins” frequency rank
83074
confusion score

Side-by-Side Comparison

Feature flint foins
Definition Verre en cristal servant avec le crown-glass à faire les lentilles achromatiques des microscopes ; il est constitué par trois atomes de quadrisilicate de plomb et deux atomes de quadrisilicate de potasse. Pluriel de foin.

Where the eye mixes flint and foins

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. flint (CCVCC) and foins (CVVCC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

5 ch
flint
5 ch
foins

Visual trap between flint and foins

A purely visual mix-up. flint (\flint\) and foins (\fwɛ̃\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 83074, derived from the frequency rank of both members and their visual similarity.

flint is recorded at frequency rank #34,540, classified as anoun, pronounced \flint\. foins is at rank #48,534, tagged as anoun, pronounced \fwɛ̃\.

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 83074, this pair ranks #15,500 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of flint vs foins

Shared letters: fin. Private to "flint": lt. Private to "foins": os.

"flint" · 5 letters · shape CCVCC  ·  "foins" · 5 letters · shape CVVCC

Known mistypes of this pair

  • flint ← fflint · filnt · flinnt · flintt · flitn · fllint · flnit · lfint
  • foins ← ffoins · fions · foinns · foinss · foisn · fonis · ofins

Frequently Asked Questions

Can "flint" and "foins" be used interchangeably?
No. They are said differently (\flint\ versus \fwɛ̃\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "flint" or "foins"?
"flint" is the more common of the two: it sits at frequency rank #34,540 in our French list, against #48,534 for "foins". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "flint" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "foins" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #15,500 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "flint" and "foins" also get mixed up with nearby pairs, the highest-scored neighbour is "foies vs foins". 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 #15,500 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