deyvsdiezWhich spelling fits?

Which to use

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

#38,244
“dey” frequency rank
#48,450
“diez” frequency rank
86694
confusion score

Side-by-Side Comparison

Feature dey diez
Definition Chef militaire ottoman, vassal du bey. Forme mutée de tiez par adoucissement (t → d).

Where the eye mixes dey and diez

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. dey runs 3 letters (CVV) against diez's 4 (CVVC) - the length gap alone is often enough to separate them once you know to check it.

3 ch
dey
4 ch
diez

Why the eye confuses dey with diez

A purely visual mix-up. dey (\dɛ\) and diez (\ˈdiːɛs\) 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 letter(s) in length. Our composite confusion score for this pair is 86694, derived from the frequency rank of both members and their visual similarity.

dey is recorded at frequency rank #38,244, classified as anoun, pronounced \dɛ\. diez is at rank #48,450, tagged as anoun, pronounced \ˈdiːɛs\.

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 86694, this pair ranks #9,314 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of dey vs diez

Shared letters: de. Private to "dey": y. Private to "diez": iz.

"dey" · 3 letters · shape CVV  ·  "diez" · 4 letters · shape CVVC

Known mistypes of this pair

  • diez ← ddiez · deiz · diezz · dize · idez

Frequently Asked Questions

Is swapping "dey" for "diez" ever safe?
No. They are said differently (\dɛ\ versus \ˈdiːɛs\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "dey" or "diez"?
"dey" is the more common of the two: it sits at frequency rank #38,244 in our French list, against #48,450 for "diez". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "dey" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "diez" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #9,314 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "dey" and "diez" also get mixed up with nearby pairs, the highest-scored neighbour is "diez vs dz". 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 #9,314 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