Which to use
“ua” and “uña” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #18,412
- “ua” frequency rank
- #16,473
- “uña” frequency rank
- 34885
- confusion score
Side-by-Side Comparison
| Feature | ua | uña |
|---|---|---|
| Definition | Sigla de unidad astronómica, de longitud igual a 149 597 870 700 metros. Equivale aproximadamente a la distancia media entre la Tierra y el Sol. | Capa queratinosa (córnea) que recubre el extremo de los dedos del hombre y de algunos animales. Algunos felinos, como los gatos, tienen uñas retráctiles. |
Where the eye mixes ua and uña
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Visual trap between ua and uña
A purely visual mix-up. ua ([ˈ(ɣ̞)w̝a]) and uña ([ˈuɲa]) 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 34885, derived from the frequency rank of both members and their visual similarity.
ua is recorded at frequency rank #18,412, classified as anoun, pronounced [ˈ(ɣ̞)w̝a]. uña is at rank #16,473, tagged as anoun, pronounced [ˈuɲa].
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 34885, this pair ranks #189,011 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of ua vs uña
Shared letters: au. Private to "ua": -. Private to "uña": ñ.
"ua" · 2 letters · shape VV · "uña" · 3 letters · shape VCV
Frequently Asked Questions
Is swapping "ua" for "uña" ever safe?
Frequency check: "ua" vs "uña" - which ranks higher?
After this comparison
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "ua" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "uña" - compare definitions side by side with the headword page. Word entry
- This pair ranks #189,011 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "ua" and "uña" also get mixed up with nearby pairs, the highest-scored neighbour is "ua vs urea". Nearby pair
Confusion rank #189,011 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.