CaucavscocaWhich spelling fits?

Quick tell: Cauca is a name, coca is a noun, so they fill different roles in a sentence.

Which to use

“Cauca” is a name and “coca” is a noun - they look or sound alike but fill different roles in a sentence.

#11,536
“Cauca” frequency rank
#3,906
“coca” frequency rank
15442
confusion score

Side-by-Side Comparison

Feature Cauca coca
Definition Río que atraviesa 1.350 kilómetros a lo largo del occidente Colombia, con una cuenca hidrográfica de aproximadamente 63.300 kilómetros cuadrados. Nace en la cordillera de Los Andes y desemboca en el río Magdalena. Se considera uno de los más importantes del país, por bañar tierras altamente productivas de nueve departamentos. Cada una de las dos partes en las que se divide el cabello largo de las mujeres, quedando la frente al descubierto y sujetándolo detrás de las orejas.

Where the eye mixes Cauca and coca

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

5 ch
Cauca
4 ch
coca

Visual trap between Cauca and coca

These two trip readers on the page rather than in the ear: Cauca is [ˈkawka] while coca is [ˈkoka]. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (name vs noun), which is usually the fastest check. Our composite confusion score for this pair is 15442, derived from the frequency rank of both members and their visual similarity.

Cauca is recorded at frequency rank #11,536, classified as aname, pronounced [ˈkawka]. coca is at rank #3,906, tagged as anoun, pronounced [ˈkoka].

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 15442, this pair ranks #280,129 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of Cauca vs coca

Shared letters: ac. Private to "Cauca": u. Private to "coca": o.

"Cauca" · 5 letters · shape CVVCV  ·  "coca" · 4 letters · shape CVCV

Known mistypes of this pair

  • Caucaacuca · cacua · cauac · caucca · ccauca · cuaca
  • cocaccoa · ccoca · coac · cocca · occa

Frequently Asked Questions

Is swapping "Cauca" for "coca" ever safe?
No - they are not even the same part of speech. "Cauca" is a name and "coca" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "Cauca" or "coca" show up more?
"coca" is the more common of the two: it sits at frequency rank #3,906 in our Spanish list, against #11,536 for "Cauca". 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 "Cauca" and "coca" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "Cauca" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "coca" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #280,129 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "Cauca" and "coca" also get mixed up with nearby pairs, the highest-scored neighbour is "Cauca vs cuc". 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 #280,129 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