duvsdzWhat's the difference?

Quick tell: du is a article, dz is a character, so they fill different roles in a sentence.

Which to use

“du” is an article and “dz” is a character - they look or sound alike but fill different roles in a sentence.

#17
“du” frequency rank
#47,847
“dz” frequency rank
47864
confusion score

Side-by-Side Comparison

Feature du dz
Definition Une quantité indéfinie de. Note d’usage : Utilisé avec un nom indénombrable. Lettre de l’alphabet hongrois entre le d et le dzs, utilisée pour \dz\.

Where the eye mixes du and dz

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

2 ch
du
2 ch
dz

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: du is \dy\ while dz is \dzeː\. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - u in “du” becomes z in “dz”, and the parts of speech differ too (article vs character), which is usually the fastest check. Our composite confusion score for this pair is 47864, derived from the frequency rank of both members and their visual similarity.

du is recorded at frequency rank #17, classified as anarticle, pronounced \dy\. dz is at rank #47,847, tagged as acharacter, pronounced \dzeː\.

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 47864, this pair ranks #183,547 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of du vs dz

Shared letters: d. Private to "du": u. Private to "dz": z.

"du" · 2 letters · shape CV  ·  "dz" · 2 letters · shape CC

Frequently Asked Questions

Can "du" and "dz" be used interchangeably?
No - they are not even the same part of speech. "du" is an article and "dz" a character, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "du" or "dz"?
"du" is the more common of the two: it sits at frequency rank #17 in our French list, against #47,847 for "dz". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

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

Source: FrequencyWords open word-frequency list