diezvsdireWhich spelling fits?

Quick tell: diez is a noun, dire is a verb, so they fill different roles in a sentence.

Which to use

“diez” is a noun and “dire” is a verb - they look or sound alike but fill different roles in a sentence.

#48,450
“diez” frequency rank
#101
“dire” frequency rank
48551
confusion score

Side-by-Side Comparison

Feature diez dire
Definition Forme mutée de tiez par adoucissement (t → d). Exprimer par la parole.

Where the eye mixes diez and dire

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

4 ch
diez
4 ch
dire

Visual trap between diez and dire

These two trip readers on the page rather than in the ear: diez is \ˈdiːɛs\ while dire is \diʁ\. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 48551, derived from the frequency rank of both members and their visual similarity.

diez is recorded at frequency rank #48,450, classified as anoun, pronounced \ˈdiːɛs\. dire is at rank #101, tagged as averb, pronounced \diʁ\.

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 48551, this pair ranks #178,034 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of diez vs dire

Shared letters: dei. Private to "diez": z. Private to "dire": r.

"diez" · 4 letters · shape CVVC  ·  "dire" · 4 letters · shape CVCV

Known mistypes of this pair

  • diezddiez · deiz · diezz · dize · idez
  • direddire · dier · dirre · drie · idre

Frequently Asked Questions

Can "diez" and "dire" be used interchangeably?
No - they are not even the same part of speech. "diez" is a noun and "dire" a verb, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "diez" or "dire" show up more?
"dire" is the more common of the two: it sits at frequency rank #101 in our French list, against #48,450 for "diez". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

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 "diez" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "dire" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #178,034 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "diez" and "dire" 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 #178,034 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