zivszoWhat's the difference?

Quick tell: zi is a adjective, zo is a verb, so they fill different roles in a sentence.

Which to use

“zi” is an adjective and “zo” is a verb - they look or sound alike but fill different roles in a sentence.

#33,522
“zi” frequency rank
#36,209
“zo” frequency rank
69731
confusion score

Side-by-Side Comparison

Feature zi zo
Definition Noir. Présent de l’indicatif du verbe bezañ «être» utilisé lorsque le sujet est exprimé et placé avant le verbe.

Letter map: zi vs zo

Shared letters muted; letters that set zi and zo apart highlighted. Shared run: 1. zi and zo follow the identical consonant-vowel pattern (CV). Same shape at a glance is often the real trap, independent of shared letters.

2 ch
zi
2 ch
zo

Role in the sentence - zi and zo

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: zi is anadjective and zoaverb. On the page they differ by a single letter - i in “zi” becomes o in “zo”. Our composite confusion score for this pair is 69731, derived from the frequency rank of both members and their visual similarity.

zi is recorded at frequency rank #33,522, classified as anadj. zo is at rank #36,209, tagged as averb, pronounced \ˈzoː\.

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 69731, this pair ranks #54,034 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of zi vs zo

Shared letters: z. Private to "zi": i. Private to "zo": o.

"zi" · 2 letters · shape CV  ·  "zo" · 2 letters · shape CV

Frequently Asked Questions

Can "zi" and "zo" be used interchangeably?
No - they are not even the same part of speech. "zi" is an adjective and "zo" a verb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "zi" or "zo"?
"zi" is the more common of the two: it sits at frequency rank #33,522 in our French list, against #36,209 for "zo". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pair "zi" vs "zo" is on the table, pick a follow-up below.

  • Full dictionary entry for "zi" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "zo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #54,034 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "zi" and "zo" also get mixed up with nearby pairs, the highest-scored neighbour is "zap vs zo". Nearby pair

Confusion rank #54,034 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