errevsErroTell them apart

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

Which to use

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

#45,302
“erre” frequency rank
#43,567
“Erro” frequency rank
88869
confusion score

Side-by-Side Comparison

Feature erre Erro
Definition Nombre de la letra r, decimonovena del alfabeto español y decimoctava del orden latino internacional, sobre todo referida a su sonido fuerte.. Apellido.

Where the eye mixes erre and Erro

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

4 ch
erre
4 ch
Erro

Look-alike desk: erre vs Erro

These two trip readers on the page rather than in the ear: erre is [ˈere] while Erro is [ˈero]. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - e in “erre” becomes o in “Erro”, and the parts of speech differ too (noun vs name), which is usually the fastest check. Our composite confusion score for this pair is 88869, derived from the frequency rank of both members and their visual similarity.

erre is recorded at frequency rank #45,302, classified as anoun, pronounced [ˈere]. Erro is at rank #43,567, tagged as aname, pronounced [ˈero].

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 88869, this pair ranks #3,494 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of erre vs Erro

Shared letters: er. Private to "erre": -. Private to "Erro": o.

"erre" · 4 letters · shape VCCV  ·  "Erro" · 4 letters · shape VCCV

Known mistypes of this pair

  • erreerer · rere
  • Erroero · rero

Frequently Asked Questions

Is swapping "erre" for "Erro" ever safe?
No - they are not even the same part of speech. "erre" is a noun and "Erro" a name, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "erre" or "Erro"?
"Erro" is the more common of the two: it sits at frequency rank #43,567 in our Spanish list, against #45,302 for "erre". 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 "erre" and "Erro" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "erre" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Erro" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #3,494 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "erre" and "Erro" also get mixed up with nearby pairs, the highest-scored neighbour is "egeo vs Erro". 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 #3,494 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