arovsasaWhat's the difference?

Which to use

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

#14,762
“aro” frequency rank
#18,157
“asa” frequency rank
32919
confusion score

Side-by-Side Comparison

Feature aro asa
Definition Planta perenne de la familia de las aroideas, con raíz tuberculosa y feculenta, de la cual salen las hojas, que son sagitales, lisas, grandes y de color verde oscuro manchado a veces de negro; con bohordo central, de tres a cuatro decímetros de altura, con espata larga y amarillenta que envuelve flores sin cáliz ni corola; espádice purpúreo prolongado en figura de maza, y frutos del color y tamaño de la grosella. Proyección, generalmente curva, en el costado de un recipiente, por la cual este puede asirse.

Where the eye mixes aro and asa

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch
aro
3 ch
asa

Look-alike desk: aro vs asa

A purely visual mix-up. aro ([ˈaɾo]) and asa ([ˈasa]) 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 32919, derived from the frequency rank of both members and their visual similarity.

aro is recorded at frequency rank #14,762, classified as anoun, pronounced [ˈaɾo]. asa is at rank #18,157, tagged as anoun, pronounced [ˈasa].

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 32919, this pair ranks #199,501 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of aro vs asa

Shared letters: a. Private to "aro": or. Private to "asa": s.

"aro" · 3 letters · shape VCV  ·  "asa" · 3 letters · shape VCV

Frequently Asked Questions

Is swapping "aro" for "asa" ever safe?
No. They are said differently ([ˈaɾo] versus [ˈasa]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "aro" vs "asa" - which ranks higher?
"aro" is the more common of the two: it sits at frequency rank #14,762 in our Spanish list, against #18,157 for "asa". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

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 "aro" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "asa" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #199,501 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "aro" and "asa" also get mixed up with nearby pairs, the highest-scored neighbour is "anta vs asa". Nearby pair

Confusion rank #199,501 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