Which to use
“arca” and “asma” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #12,304
- “arca” frequency rank
- #15,015
- “asma” frequency rank
- 27319
- confusion score
Side-by-Side Comparison
| Feature | arca | asma |
|---|---|---|
| Definition | Caja que puede tener distintos tamaños, generalmente de madera, cuya tapa se asegura con bisagras por uno de sus lados y que suele cerrarse con cerradura y candado. Suele estar muy ornamentada y a veces reposa sobre un pequeño podium. | Enfermedad inflamatoria del aparato respiratorio que provoca dificultad en la respiración (disnea). |
Where the eye mixes arca and asma
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Visual trap between arca and asma
A purely visual mix-up. arca ([ˈaɾka]) and asma ([ˈasma]) 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 27319, derived from the frequency rank of both members and their visual similarity.
arca is recorded at frequency rank #12,304, classified as anoun, pronounced [ˈaɾka]. asma is at rank #15,015, tagged as anoun, pronounced [ˈasma].
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 27319, this pair ranks #227,396 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of arca vs asma
Shared letters: a. Private to "arca": cr. Private to "asma": ms.
"arca" · 4 letters · shape VCCV · "asma" · 4 letters · shape VCCV
Known mistypes of this pair
Frequently Asked Questions
Is swapping "arca" for "asma" ever safe?
Which is more common, "arca" or "asma"?
Useful next steps
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "arca" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "asma" - compare definitions side by side with the headword page. Word entry
- This pair ranks #227,396 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "arca" and "asma" also get mixed up with nearby pairs, the highest-scored neighbour is "anta vs asma". 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 #227,396 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.