Which to use
“inch” is a noun and “inna” is a pronoun - they look or sound alike but fill different roles in a sentence.
- #35,096
- “inch” frequency rank
- #43,996
- “inna” frequency rank
- 79092
- confusion score
Side-by-Side Comparison
| Feature | inch | inna |
|---|---|---|
| Definition | Pouce : unité de mesure de longueur (système impérial britannique). | Celui-là, celle-là, cela (au loin ou non visible). |
Where the eye mixes inch and inna
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. inch (VCCC) and inna (VCCV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.
Visual trap between inch and inna
These two trip readers on the page rather than in the ear: inch is \ɪntʃ\ while inna is \inːa\. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (noun vs pronoun), which is usually the fastest check. Our composite confusion score for this pair is 79092, derived from the frequency rank of both members and their visual similarity.
inch is recorded at frequency rank #35,096, classified as anoun, pronounced \ɪntʃ\. inna is at rank #43,996, tagged as apron, pronounced \inːa\.
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 79092, this pair ranks #24,094 of 440,172 scored French confusable pairs - among the most confusable pairs.
Orthographic DNA of inch vs inna
Shared letters: in. Private to "inch": ch. Private to "inna": a.
"inch" · 4 letters · shape VCCC · "inna" · 4 letters · shape VCCV
Known mistypes of this pair
Frequently Asked Questions
Is swapping "inch" for "inna" ever safe?
Which is more common, "inch" or "inna"?
What to do next
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "inch" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "inna" - compare definitions side by side with the headword page. Word entry
- This pair ranks #24,094 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "inch" and "inna" also get mixed up with nearby pairs, the highest-scored neighbour is "Ilona vs inna". 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 #24,094 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.