zavszuTell them apart

Quick tell: za is a noun, zu is a preposition, so they fill different roles in a sentence.

Which to use

“za” is a noun and “zu” is a preposition - they look or sound alike but fill different roles in a sentence.

#30,029
“za” frequency rank
#22,460
“zu” frequency rank
52489
confusion score

Side-by-Side Comparison

Feature za zu
Definition Syllabe représentant le si bémol dans la solmisation. À, chez, vers, en direction de, Indique la direction, le déplacement (sens directionnel).

Letter map: za vs zu

Shared letters muted; letters that set za and zu apart highlighted. Shared run: 1.

2 ch
za
2 ch
zu

Part-of-speech tell for za / zu

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: za is anoun and zuapreposition. On the page they differ by a single letter - a in “za” becomes u in “zu”. Our composite confusion score for this pair is 52489, derived from the frequency rank of both members and their visual similarity.

za is recorded at frequency rank #30,029, classified as anoun. zu is at rank #22,460, tagged as aprep, pronounced \t͡suː\.

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 52489, this pair ranks #147,374 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of za vs zu

Shared letters: z. Private to "za": a. Private to "zu": u.

"za" · 2 letters · shape CV  ·  "zu" · 2 letters · shape CV

Frequently Asked Questions

Is swapping "za" for "zu" ever safe?
No - they are not even the same part of speech. "za" is a noun and "zu" a preposition, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "za" or "zu"?
"zu" is the more common of the two: it sits at frequency rank #22,460 in our French list, against #30,029 for "za". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

You've compared "za" and "zu". Here's where to go from here.

  • Full dictionary entry for "za" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "zu" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #147,374 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "za" and "zu" also get mixed up with nearby pairs, the highest-scored neighbour is "za vs zap". Nearby pair

Confusion rank #147,374 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