Which to use
“nin” is a pronoun and “nui” is a noun - they look or sound alike but fill different roles in a sentence.
- #32,308
- “nin” frequency rank
- #48,561
- “nui” frequency rank
- 80869
- confusion score
Side-by-Side Comparison
| Feature | nin | nui |
|---|---|---|
| Definition | Ese . | Grande |
Where the eye mixes nin and nui
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. nin (CVC) and nui (CVV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.
Why the eye confuses nin with nui
These two trip readers on the page rather than in the ear: nin is /ˈnin/ while nui is [ˈnu.i]. 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 (pronoun vs noun), which is usually the fastest check. Our composite confusion score for this pair is 80869, derived from the frequency rank of both members and their visual similarity.
nin is recorded at frequency rank #32,308, classified as apron, pronounced /ˈnin/. nui is at rank #48,561, tagged as anoun, pronounced [ˈnu.i].
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 80869, this pair ranks #11,129 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.
Orthographic DNA of nin vs nui
Shared letters: in. Private to "nin": -. Private to "nui": u.
"nin" · 3 letters · shape CVC · "nui" · 3 letters · shape CVV
Frequently Asked Questions
Is swapping "nin" for "nui" ever safe?
In ordinary Spanish text, does "nin" or "nui" show up more?
What to do next
Eye-level mix-up between "nin" and "nui" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "nin" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "nui" - compare definitions side by side with the headword page. Word entry
- This pair ranks #11,129 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "nin" and "nui" also get mixed up with nearby pairs, the highest-scored neighbour is "nox vs nui". Nearby pair
Confusion rank #11,129 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.