cegovsCEIWhich spelling fits?

Quick tell: cego is a adjective, CEI is an abbrev, so they fill different roles in a sentence.

Which to use

“cego” is an adjective and “CEI” is an abbrev - they look or sound alike but fill different roles in a sentence.

#5,606
“cego” frequency rank
#29,625
“CEI” frequency rank
35231
confusion score

Side-by-Side Comparison

Feature cego CEI
Definition que não vê; desprovido de visão Communauté des États Indépendants (português: Comunidade dos Estados Independentes, CEI)

Where the eye mixes cego and CEI

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. cego runs 4 letters (CVCV) against CEI's 3 (CVV) - the length gap alone is often enough to separate them once you know to check it.

4 ch
cego
3 ch
CEI

Why the eye confuses cego with CEI

These two trip readers on the page rather than in the ear: cego is /ˈsɛ.gu/ while CEI is /se.ø.i/. 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 (adjective vs abbrev), which is usually the fastest check. Our composite confusion score for this pair is 35231, derived from the frequency rank of both members and their visual similarity.

cego is recorded at frequency rank #5,606, classified as anadj, pronounced /ˈsɛ.gu/. CEI is at rank #29,625, tagged as anabbrev, pronounced /se.ø.i/.

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 35231, this pair ranks #31,845 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of cego vs CEI

Shared letters: ce. Private to "cego": go. Private to "CEI": i.

"cego" · 4 letters · shape CVCV  ·  "CEI" · 3 letters · shape CVV

Known mistypes of this pair

  • cego ← ccego · ceggo · ceog · cgeo · ecgo

Frequently Asked Questions

Do "cego" and "CEI" mean the same thing in a sentence?
No - they are not even the same part of speech. "cego" is an adjective and "CEI" an abbrev, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "cego" or "CEI" show up more?
"cego" is the more common of the two: it sits at frequency rank #5,606 in our Portuguese list, against #29,625 for "CEI". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "cego" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "CEI" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #31,845 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "cego" and "CEI" also get mixed up with nearby pairs, the highest-scored neighbour is "CEI vs coin". 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 #31,845 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