Which to use
“inch” is a noun and “inna” is a contraction - they look or sound alike but fill different roles in a sentence.
- #3,067
- “inch” frequency rank
- #47,692
- “inna” frequency rank
- 50759
- confusion score
Side-by-Side Comparison
| Feature | inch | inna |
|---|---|---|
| Definition | An English unit of length equal to 1/12 of a foot or 2.54 cm, conceived as roughly the width of a thumb. | In the. |
Letter map: inch vs inna
Shared letters muted; letters that set inch and inna apart highlighted. Shared run: 2. inch (VCCC) and inna (VCCV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.
Part-of-speech tell for inch / inna
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: inch is anoun and innaacontraction. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 50759, derived from the frequency rank of both members and their visual similarity.
inch is recorded at frequency rank #3,067, classified as anoun, pronounced /ɪnt͡ʃ/. inna is at rank #47,692, tagged as acontraction.
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 50759, this pair ranks #171,400 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
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
Done with this confusable. These links stay specific to "inch" and "inna".
- 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 #171,400 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "inch" and "inna" also get mixed up with nearby pairs, the highest-scored neighbour is "inna vs isha". 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 #171,400 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.