Which to use
“alertan” is a verb and “aleta” is a noun - they look or sound alike but fill different roles in a sentence.
- #45,722
- “alertan” frequency rank
- #17,329
- “aleta” frequency rank
- 63051
- confusion score
Side-by-Side Comparison
| Feature | alertan | aleta |
|---|---|---|
| Definition | Tercera persona del plural (ellos, ellas; ustedes, 2.ª persona) del presente de indicativo de alertar. | Cada uno de los miembros aplanados que usan los vertebrados acuáticos para la locomoción. |
Where the eye mixes alertan and aleta
Muted = shared; highlighted = the visual trap. They share 5 letters in sequence. alertan runs 7 letters (VCVCCVC) against aleta's 5 (VCVCV) - the length gap alone is often enough to separate them once you know to check it.
Why the eye confuses alertan with aleta
These two trip readers on the page rather than in the ear: alertan is [aˈleɾt̪ãn] while aleta is [aˈlet̪a]. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 letter(s) in length, and the parts of speech differ too (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 63051, derived from the frequency rank of both members and their visual similarity.
alertan is recorded at frequency rank #45,722, classified as averb, pronounced [aˈleɾt̪ãn]. aleta is at rank #17,329, tagged as anoun, pronounced [aˈlet̪a].
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 63051, this pair ranks #50,019 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.
Orthographic DNA of alertan vs aleta
Shared letters: aelt. Private to "alertan": nr. Private to "aleta": -.
"alertan" · 7 letters · shape VCVCCVC · "aleta" · 5 letters · shape VCVCV
Known mistypes of this pair
Frequently Asked Questions
Is swapping "alertan" for "aleta" ever safe?
Which is more common, "alertan" or "aleta"?
What to do next
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "alertan" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "aleta" - compare definitions side by side with the headword page. Word entry
- This pair ranks #50,019 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "alertan" and "aleta" also get mixed up with nearby pairs, the highest-scored neighbour is "alertan vs apartan". Nearby pair
- Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes
Confusion rank #50,019 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.