comprabavscompruebaConfusable pair

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

Which to use

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

#19,957
“compraba” frequency rank
#11,194
“comprueba” frequency rank
31151
confusion score

Side-by-Side Comparison

Feature compraba comprueba
Definition Primera persona del singular (yo) del pretérito imperfecto de indicativo de comprar. En imprenta, prueba a la que ya se han hecho las correcciones, para asegurar que los fallos están corregidos.

Where the eye mixes compraba and comprueba

Muted = shared; highlighted = the visual trap. They share 7 letters in sequence.

8 ch
compraba
9 ch
comprueba

Why the eye confuses compraba with comprueba

These two trip readers on the page rather than in the ear: compraba is [kõmˈpɾaβ̞a] while comprueba is [kõmˈpɾweβ̞a]. 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 (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 31151, derived from the frequency rank of both members and their visual similarity.

compraba is recorded at frequency rank #19,957, classified as averb, pronounced [kõmˈpɾaβ̞a]. comprueba is at rank #11,194, tagged as anoun, pronounced [kõmˈpɾweβ̞a].

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 31151, this pair ranks #208,523 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of compraba vs comprueba

Shared letters: abcmopr. Private to "compraba": -. Private to "comprueba": eu.

"compraba" · 8 letters · shape CVCCCVCV  ·  "comprueba" · 9 letters · shape CVCCCVVCV

Known mistypes of this pair

  • comprabaccompraba · cmopraba · commpraba · comparba · comppraba · compraab · comprabba · comprava
  • compruebaccomprueba · cmoprueba · commprueba · compprueba · compreuba · comprrueba · comprubea · comprueab

Frequently Asked Questions

Can "compraba" and "comprueba" be used interchangeably?
No - they are not even the same part of speech. "compraba" is a verb and "comprueba" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "compraba" or "comprueba" show up more?
"comprueba" is the more common of the two: it sits at frequency rank #11,194 in our Spanish list, against #19,957 for "compraba". 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 "compraba" and "comprueba" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "compraba" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "comprueba" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #208,523 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "compraba" and "comprueba" also get mixed up with nearby pairs, the highest-scored neighbour is "comportaba vs compraba". 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 #208,523 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