Which to use
“nox” and “nui” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #49,823
- “nox” frequency rank
- #48,561
- “nui” frequency rank
- 98384
- confusion score
Side-by-Side Comparison
| Feature | nox | nui |
|---|---|---|
| Definition | Noche. | Grande |
Where the eye mixes nox and nui
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence. nox (CVC) and nui (CVV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.
Visual trap between nox and nui
A purely visual mix-up. nox (/ˈnoks/) and nui ([ˈnu.i]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 98384, derived from the frequency rank of both members and their visual similarity.
nox is recorded at frequency rank #49,823, classified as anoun, pronounced /ˈnoks/. 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 98384, this pair ranks #78 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.
Orthographic DNA of nox vs nui
Shared letters: n. Private to "nox": ox. Private to "nui": iu.
"nox" · 3 letters · shape CVC · "nui" · 3 letters · shape CVV
Frequently Asked Questions
Do "nox" and "nui" mean the same thing in a sentence?
Frequency check: "nox" vs "nui" - which ranks higher?
What to do next
Eye-level mix-up between "nox" and "nui" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "nox" 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 #78 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "nox" and "nui" also get mixed up with nearby pairs, the highest-scored neighbour is "Ñam vs nox". Nearby pair
Confusion rank #78 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.