defvsdiezWhat's the difference?

Which to use

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

#20,691
“def” frequency rank
#48,450
“diez” frequency rank
69141
confusion score

Side-by-Side Comparison

Feature def diez
Definition Casquette. Forme mutée de tiez par adoucissement (t → d).

Where the eye mixes def and diez

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

3 ch
def
4 ch
diez

Spelling & Dictionary Insight

A purely visual mix-up. def (\dɛf\) 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 69141, derived from the frequency rank of both members and their visual similarity.

def is recorded at frequency rank #20,691, classified as anoun, pronounced \dɛf\. 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 69141, this pair ranks #56,304 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of def vs diez

Shared letters: de. Private to "def": f. Private to "diez": iz.

"def" · 3 letters · shape CVC  ·  "diez" · 4 letters · shape CVVC

Known mistypes of this pair

  • diezddiez · deiz · diezz · dize · idez

Frequently Asked Questions

Can "def" and "diez" be used interchangeably?
No. They are said differently (\dɛf\ versus \ˈdiːɛs\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "def" or "diez"?
"def" is the more common of the two: it sits at frequency rank #20,691 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.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list