alerovsaletaWhich spelling fits?

Which to use

“alero” and “aleta” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#34,871
“alero” frequency rank
#17,329
“aleta” frequency rank
52200
confusion score

Side-by-Side Comparison

Feature alero aleta
Definition Parte inferior del tejado de un edificio, que sale fuera de la pared y sirve para apartar de ella el agua de lluvia. Cada uno de los miembros aplanados que usan los vertebrados acuáticos para la locomoción.

Where the eye mixes alero and aleta

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. alero and aleta follow the identical consonant-vowel pattern (VCVCV). Same shape at a glance is often the real trap, independent of shared letters.

5 ch
alero
5 ch
aleta

Look-alike desk: alero vs aleta

A purely visual mix-up. alero ([aˈleɾo]) and aleta ([aˈlet̪a]) 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 52200, derived from the frequency rank of both members and their visual similarity.

alero is recorded at frequency rank #34,871, classified as anoun, pronounced [aˈleɾo]. 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 52200, this pair ranks #93,906 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of alero vs aleta

Shared letters: ael. Private to "alero": or. Private to "aleta": t.

"alero" · 5 letters · shape VCVCV  ·  "aleta" · 5 letters · shape VCVCV

Known mistypes of this pair

  • aleroaelro · aleor · alerro · allero · alreo · laero
  • aletaaelta · aleat · aletta · alleta · altea · laeta

Frequently Asked Questions

Can "alero" and "aleta" be used interchangeably?
No. They are said differently ([aˈleɾo] versus [aˈlet̪a]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "alero" or "aleta"?
"aleta" is the more common of the two: it sits at frequency rank #17,329 in our Spanish list, against #34,871 for "alero". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "alero" 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 #93,906 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "alero" and "aleta" also get mixed up with nearby pairs, the highest-scored neighbour is "alero vs alió". 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 #93,906 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list