carbóvscayoTell them apart

Which to use

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

#44,027
“carbó” frequency rank
#8,772
“cayo” frequency rank
52799
confusion score

Side-by-Side Comparison

Feature carbó cayo
Definition Carbón. Tipo de isla pequeña que se encuentra en el Golfo de México y mar de las Antillas, con suelo arenoso, de muy poca elevación sobre el nivel del mar, por lo que suele inundarse con las mareas altas y tormentas; a menudo tiene manglares.

Where the eye mixes carbó and cayo

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

5 ch
carbó
4 ch
cayo

Why the eye confuses carbó with cayo

A purely visual mix-up. carbó ([kərˈbo]) and cayo ([ˈkaʝo]) 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 52799, derived from the frequency rank of both members and their visual similarity.

carbó is recorded at frequency rank #44,027, classified as anoun, pronounced [kərˈbo]. cayo is at rank #8,772, tagged as anoun, pronounced [ˈkaʝo].

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 52799, this pair ranks #90,925 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of carbó vs cayo

Shared letters: ac. Private to "carbó": bró. Private to "cayo": oy.

"carbó" · 5 letters · shape CVCCV  ·  "cayo" · 4 letters · shape CVVV

Known mistypes of this pair

  • cayoacyo · caoy · cayyo · ccayo · cyao

Frequently Asked Questions

Is swapping "carbó" for "cayo" ever safe?
No. They are said differently ([kərˈbo] versus [ˈkaʝo]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "carbó" or "cayo"?
"cayo" is the more common of the two: it sits at frequency rank #8,772 in our Spanish list, against #44,027 for "carbó". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Eye-level mix-up between "carbó" and "cayo" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "carbó" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "cayo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #90,925 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "carbó" and "cayo" also get mixed up with nearby pairs, the highest-scored neighbour is "carbó vs Charo". 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 #90,925 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