córneavscorrerWhich spelling fits?

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

Which to use

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

#32,130
“córnea” frequency rank
#1,604
“correr” frequency rank
33734
confusion score

Side-by-Side Comparison

Feature córnea correr
Definition membrana exterior do olho humano, situada anteriormente à pupila mover-se com rapidez

Where the eye mixes córnea and correr

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

6 ch
córnea
6 ch
correr

Look-alike desk: córnea vs correr

These two trip readers on the page rather than in the ear: córnea is /ˈkɔɾ.njɐ/ while correr is /ku.ˈReɾ/. 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 33734, derived from the frequency rank of both members and their visual similarity.

córnea is recorded at frequency rank #32,130, classified as anoun, pronounced /ˈkɔɾ.njɐ/. correr is at rank #1,604, tagged as averb, pronounced /ku.ˈReɾ/.

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 33734, this pair ranks #33,691 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of córnea vs correr

Shared letters: cer. Private to "córnea": anó. Private to "correr": o.

"córnea" · 6 letters · shape CVCCVV  ·  "correr" · 6 letters · shape CVCCVC

Known mistypes of this pair

  • correrccorrer · corer · corerr · correrr · corrre · crorer · ocrrer

Frequently Asked Questions

Can "córnea" and "correr" be used interchangeably?
No - they are not even the same part of speech. "córnea" is a noun and "correr" a verb, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "córnea" or "correr" show up more?
"correr" is the more common of the two: it sits at frequency rank #1,604 in our Portuguese list, against #32,130 for "córnea". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "córnea" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "correr" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #33,691 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "córnea" and "correr" also get mixed up with nearby pairs, the highest-scored neighbour is "conca vs córnea". 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 #33,691 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list