corroboravscorroborarWhich spelling fits?

Which to use

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

#42,917
“corrobora” frequency rank
#23,734
“corroborar” frequency rank
66651
confusion score

Side-by-Side Comparison

Feature corrobora corroborar
Definition Tercera persona del singular (él, ella, ello; usted, 2.ª persona) del presente de indicativo de corroborar. Dar nuevas fuerzas a la razón, al argumento o a la opinión, con nuevos raciocinios o datos.

Where the eye mixes corrobora and corroborar

Muted = shared; highlighted = the visual trap. They share 9 letters in sequence.

9 ch
corrobora
10 ch
corroborar

Why the eye confuses corrobora with corroborar

A purely visual mix-up. corrobora ([koroˈβ̞oɾa]) and corroborar ([koroβ̞oˈɾaɾ]) 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 extra letter(s) - “corrobora” sits inside “corroborar”. Our composite confusion score for this pair is 66651, derived from the frequency rank of both members and their visual similarity.

corrobora is recorded at frequency rank #42,917, classified as averb, pronounced [koroˈβ̞oɾa]. corroborar is at rank #23,734, tagged as averb, pronounced [koroβ̞oˈɾaɾ].

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 66651, this pair ranks #39,272 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of corrobora vs corroborar

Shared letters: abcor. Private to "corrobora": -. Private to "corroborar": -.

"corrobora" · 9 letters · shape CVCCVCVCV  ·  "corroborar" · 10 letters · shape CVCCVCVCVC

Known mistypes of this pair

  • corroboraccorrobora · corobora · cororbora · corrboora · corrobbora · corroboar · corrobroa · corroobra
  • corroborarccorroborar · coroborar · cororborar · corrboorar · corrobborar · corroboarr · corroborarr · corroborra

Frequently Asked Questions

Is swapping "corrobora" for "corroborar" ever safe?
No. They are said differently ([koroˈβ̞oɾa] versus [koroβ̞oˈɾaɾ]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "corrobora" vs "corroborar" - which ranks higher?
"corroborar" is the more common of the two: it sits at frequency rank #23,734 in our Spanish list, against #42,917 for "corrobora". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "corrobora" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "corroborar" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #39,272 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "corrobora" and "corroborar" also get mixed up with nearby pairs, the highest-scored neighbour is "corredora vs corrobora". 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 #39,272 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