Which to use
“ii” is an adverb and “ix” is a verb - they look or sound alike but fill different roles in a sentence.
- #627
- “ii” frequency rank
- #9,027
- “ix” frequency rank
- 9654
- confusion score
Side-by-Side Comparison
| Feature | ii | ix |
|---|---|---|
| Definition | Oui. | Troisième personne du singulier du présent de l’indicatif de eixir. |
Where the eye mixes ii and ix
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.
Look-alike desk: ii vs ix
These two trip readers on the page rather than in the ear: ii is \iː\ while ix is \ˈiʃ\. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - i in “ii” becomes x in “ix”, and the parts of speech differ too (adverb vs verb), which is usually the fastest check. Our composite confusion score for this pair is 9654, derived from the frequency rank of both members and their visual similarity.
ii is recorded at frequency rank #627, classified as anadv, pronounced \iː\. ix is at rank #9,027, tagged as averb, pronounced \ˈiʃ\.
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 9654, this pair ranks #415,902 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of ii vs ix
Shared letters: i. Private to "ii": -. Private to "ix": x.
"ii" · 2 letters · shape VV · "ix" · 2 letters · shape VC
Frequently Asked Questions
Do "ii" and "ix" mean the same thing in a sentence?
Which is more common, "ii" or "ix"?
After this comparison
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "ii" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "ix" - compare definitions side by side with the headword page. Word entry
- This pair ranks #415,902 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "ii" and "ix" also get mixed up with nearby pairs, the highest-scored neighbour is "isi vs ix". Nearby pair
Confusion rank #415,902 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.