carbóvscausoTell them apart

Quick tell: carbó is a noun, causo is a verb, so they fill different roles in a sentence.

Which to use

“carbó” is a noun and “causo” is a verb - they look or sound alike but fill different roles in a sentence.

#44,027
“carbó” frequency rank
#31,256
“causo” frequency rank
75283
confusion score

Side-by-Side Comparison

Feature carbó causo
Definition Carbón. Primera persona del singular (yo) del presente de indicativo de causar.

Where the eye mixes carbó and causo

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. carbó (CVCCV) and causo (CVVCV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

5 ch
carbó
5 ch
causo

Look-alike desk: carbó vs causo

These two trip readers on the page rather than in the ear: carbó is [kərˈbo] while causo is [ˈkawso]. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 3 positions, and the parts of speech differ too (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 75283, 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]. causo is at rank #31,256, tagged as averb, pronounced [ˈkawso].

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 75283, this pair ranks #19,855 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of carbó vs causo

Shared letters: ac. Private to "carbó": bró. Private to "causo": osu.

"carbó" · 5 letters · shape CVCCV  ·  "causo" · 5 letters · shape CVVCV

Known mistypes of this pair

  • causo ← casuo · cauos · causso · ccauso · cuaso

Frequently Asked Questions

Is swapping "carbó" for "causo" ever safe?
No - they are not even the same part of speech. "carbó" is a noun and "causo" a verb, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "carbó" vs "causo" - which ranks higher?
"causo" is the more common of the two: it sits at frequency rank #31,256 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.

After this comparison

Eye-level mix-up between "carbó" and "causo" 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 "causo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #19,855 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "carbó" and "causo" 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 #19,855 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