fayvsferTell them apart

Which to use

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

#31,488
“fay” frequency rank
#1,262
“fer” frequency rank
32750
confusion score

Side-by-Side Comparison

Feature fay fer
Definition Division d’un bloc d’ardoise. Élément chimique de numéro atomique 26 et de symbole Fe qui fait partie des métaux de transition.

Where the eye mixes fay and fer

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch
fay
3 ch
fer

Visual trap between fay and fer

A purely visual mix-up. fay (\fɛ\) and fer (\fɛʁ\) 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 32750, derived from the frequency rank of both members and their visual similarity.

fay is recorded at frequency rank #31,488, classified as anoun, pronounced \fɛ\. fer is at rank #1,262, tagged as anoun, pronounced \fɛʁ\.

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 32750, this pair ranks #295,216 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of fay vs fer

Shared letters: f. Private to "fay": ay. Private to "fer": er.

"fay" · 3 letters · shape CVV  ·  "fer" · 3 letters · shape CVC

Frequently Asked Questions

Is swapping "fay" for "fer" ever safe?
No. They are said differently (\fɛ\ versus \fɛʁ\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary French text, does "fay" or "fer" show up more?
"fer" is the more common of the two: it sits at frequency rank #1,262 in our French list, against #31,488 for "fay". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "fay" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "fer" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #295,216 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "fay" and "fer" also get mixed up with nearby pairs, the highest-scored neighbour is "fay vs Fee". Nearby pair

Confusion rank #295,216 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