calderovscalderónWhich spelling fits?

Which to use

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

#37,994
“caldero” frequency rank
#4,221
“calderón” frequency rank
42215
confusion score

Side-by-Side Comparison

Feature caldero calderón
Definition Caldera de pequeño tamaño, con el fondo redondo y con un asa para cogerla, que va de un lado al otro de la boca. Caldera de gran tamaño.

Where the eye mixes caldero and calderón

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence. caldero runs 7 letters (CVCCVCV) against calderón's 8 (CVCCVCVC) - the length gap alone is often enough to separate them once you know to check it.

7 ch
caldero
8 ch
calderón

Visual trap between caldero and calderón

A purely visual mix-up. caldero ([kal̪ˈd̪eɾo]) and calderón ([kal̪d̪eˈɾõn]) 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 42215, derived from the frequency rank of both members and their visual similarity.

caldero is recorded at frequency rank #37,994, classified as anoun, pronounced [kal̪ˈd̪eɾo]. calderón is at rank #4,221, tagged as anoun, pronounced [kal̪d̪eˈɾõn].

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 42215, this pair ranks #149,491 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of caldero vs calderón

Shared letters: acdelr. Private to "caldero": o. Private to "calderón": nó.

"caldero" · 7 letters · shape CVCCVCV  ·  "calderón" · 8 letters · shape CVCCVCVC

Known mistypes of this pair

  • caldero ← acldero · cadlero · calddero · caldeor · calderro · caldreo · caledro · calldero

Frequently Asked Questions

Is swapping "caldero" for "calderón" ever safe?
No. They are said differently ([kal̪ˈd̪eɾo] versus [kal̪d̪eˈɾõn]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "caldero" or "calderón"?
"calderón" is the more common of the two: it sits at frequency rank #4,221 in our Spanish list, against #37,994 for "caldero". 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 "caldero" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "calderón" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #149,491 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "caldero" and "calderón" also get mixed up with nearby pairs, the highest-scored neighbour is "caldero vs campero". 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 #149,491 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