sinonvsSionConfusable pair

Quick tell: sinon is a conjunction, Sion is a name, so they fill different roles in a sentence.

Which to use

“sinon” is a conjunction and “Sion” is a name - they look or sound alike but fill different roles in a sentence.

#640
“sinon” frequency rank
#16,741
“Sion” frequency rank
17381
confusion score

Side-by-Side Comparison

Feature sinon Sion
Definition Si ce n’est : si ce qui est énoncé est faux, alors. Colline de Jérusalem et montagne sacrée, considérée comme l'emplacement historique du palais du roi David et du temple de Salomon.

Where the eye mixes sinon and Sion

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

5 ch
sinon
4 ch
Sion

Look-alike desk: sinon vs Sion

These two trip readers on the page rather than in the ear: sinon is \si.nɔ̃\ while Sion is \sjɔ̃\. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (conjunction vs name), which is usually the fastest check. Our composite confusion score for this pair is 17381, derived from the frequency rank of both members and their visual similarity.

sinon is recorded at frequency rank #640, classified as aconj, pronounced \si.nɔ̃\. Sion is at rank #16,741, tagged as aname, pronounced \sjɔ̃\.

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 17381, this pair ranks #383,459 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of sinon vs Sion

Shared letters: inos. Private to "sinon": -. Private to "Sion": -.

"sinon" · 5 letters · shape CVCVC  ·  "Sion" · 4 letters · shape CVVC

Known mistypes of this pair

  • sinonisnon · sinno · sinnon · sinonn · sionn · snion · ssinon
  • Sionison · ssion

Frequently Asked Questions

Do "sinon" and "Sion" mean the same thing in a sentence?
No - they are not even the same part of speech. "sinon" is a conjunction and "Sion" a name, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "sinon" or "Sion"?
"sinon" is the more common of the two: it sits at frequency rank #640 in our French list, against #16,741 for "Sion". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "sinon" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Sion" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #383,459 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "sinon" and "Sion" also get mixed up with nearby pairs, the highest-scored neighbour is "seok vs Sion". 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 #383,459 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