Which to use
“ui” and “uma” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #23,979
- “ui” frequency rank
- #23,265
- “uma” frequency rank
- 47244
- confusion score
Side-by-Side Comparison
| Feature | ui | uma |
|---|---|---|
| Definition | Cebolla. | Caballo. |
Where the eye mixes ui and uma
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.
Visual trap between ui and uma
A purely visual mix-up. ui ([œy]) and uma ([ɯ̟ᵝma̠]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 47244, derived from the frequency rank of both members and their visual similarity.
ui is recorded at frequency rank #23,979, classified as anoun, pronounced [œy]. uma is at rank #23,265, tagged as anoun, pronounced [ɯ̟ᵝma̠].
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 47244, this pair ranks #121,146 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of ui vs uma
Shared letters: u. Private to "ui": i. Private to "uma": am.
"ui" · 2 letters · shape VV · "uma" · 3 letters · shape VCV
Frequently Asked Questions
Is swapping "ui" for "uma" ever safe?
In ordinary Spanish text, does "ui" or "uma" show up more?
What to do next
Eye-level mix-up between "ui" and "uma" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "ui" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "uma" - compare definitions side by side with the headword page. Word entry
- This pair ranks #121,146 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "ui" and "uma" also get mixed up with nearby pairs, the highest-scored neighbour is "uma vs urea". Nearby pair
Confusion rank #121,146 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.