ArosvsArrasTell them apart

Which to use

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

#21,559
“Aros” frequency rank
#47,564
“Arras” frequency rank
69123
confusion score

Side-by-Side Comparison

Feature Aros Arras
Definition Apellido. Apellido.

Where the eye mixes Aros and Arras

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. Aros runs 4 letters (VCVC) against Arras's 5 (VCCVC) - the length gap alone is often enough to separate them once you know to check it.

4 ch
Aros
5 ch
Arras

Why the eye confuses Aros with Arras

A purely visual mix-up. Aros ([ˈaɾos]) and Arras ([ˈaras]) 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 69123, derived from the frequency rank of both members and their visual similarity.

Aros is recorded at frequency rank #21,559, classified as aname, pronounced [ˈaɾos]. Arras is at rank #47,564, tagged as aname, pronounced [ˈaras].

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 69123, this pair ranks #32,775 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of Aros vs Arras

Shared letters: ars. Private to "Aros": o. Private to "Arras": -.

"Aros" · 4 letters · shape VCVC  ·  "Arras" · 5 letters · shape VCCVC

Known mistypes of this pair

  • Aros ← aors · aross · arso · raos
  • Arras ← arars · arrass · arrsa

Frequently Asked Questions

Is swapping "Aros" for "Arras" ever safe?
No. They are said differently ([ˈaɾos] versus [ˈaras]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "Aros" or "Arras"?
"Aros" is the more common of the two: it sits at frequency rank #21,559 in our Spanish list, against #47,564 for "Arras". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "Aros" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Arras" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #32,775 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "Aros" and "Arras" also get mixed up with nearby pairs, the highest-scored neighbour is "amarras vs Arras". 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 #32,775 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