Which to use
“unía” is a verb and “único” is an adjective - they look or sound alike but fill different roles in a sentence.
- #24,689
- “unía” frequency rank
- #368
- “único” frequency rank
- 25057
- confusion score
Side-by-Side Comparison
| Feature | unía | único |
|---|---|---|
| Definition | Primera persona del singular (yo) del pretérito imperfecto de indicativo de unir o de unirse. | Dícese de lo que hay uno y solo un ejemplar. |
Where the eye mixes unía and único
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence. unía runs 4 letters (VCVV) against único's 5 (VCVCV) - the length gap alone is often enough to separate them once you know to check it.
Look-alike desk: unía vs único
These two trip readers on the page rather than in the ear: unía is [uˈnia] while único is [ˈuniko]. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (verb vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 25057, derived from the frequency rank of both members and their visual similarity.
unía is recorded at frequency rank #24,689, classified as averb, pronounced [uˈnia]. único is at rank #368, tagged as anadj, pronounced [ˈuniko].
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 25057, this pair ranks #238,202 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of unía vs único
Shared letters: n. Private to "unía": auí. Private to "único": cioú.
"unía" · 4 letters · shape VCVV · "único" · 5 letters · shape VCVCV
Frequently Asked Questions
Do "unía" and "único" mean the same thing in a sentence?
In ordinary Spanish text, does "unía" or "único" show up more?
Useful next steps
Eye-level mix-up between "unía" and "único" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "unía" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "único" - compare definitions side by side with the headword page. Word entry
- This pair ranks #238,202 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "unía" and "único" also get mixed up with nearby pairs, the highest-scored neighbour is "unía vs urea". Nearby pair
Confusion rank #238,202 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.