Which to use
“ceo” and “cu” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #8,861
- “ceo” frequency rank
- #4,716
- “cu” frequency rank
- 13577
- confusion score
Side-by-Side Comparison
| Feature | ceo | cu |
|---|---|---|
| Definition | nevoeiro; neblina | extremidade do intestino grosso; ânus |
Where the eye mixes ceo and cu
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.
Look-alike desk: ceo vs cu
A purely visual mix-up. ceo (/coː/) and cu (/ˈku/) 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 letter(s) in length. Our composite confusion score for this pair is 13577, derived from the frequency rank of both members and their visual similarity.
ceo is recorded at frequency rank #8,861, classified as anoun, pronounced /coː/. cu is at rank #4,716, tagged as anoun, pronounced /ˈku/.
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 13577, this pair ranks #58,720 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of ceo vs cu
Shared letters: c. Private to "ceo": eo. Private to "cu": u.
"ceo" · 3 letters · shape CVV · "cu" · 2 letters · shape CV
Frequently Asked Questions
Do "ceo" and "cu" mean the same thing in a sentence?
Frequency check: "ceo" vs "cu" - which ranks higher?
Useful next steps
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "ceo" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "cu" - compare definitions side by side with the headword page. Word entry
- This pair ranks #58,720 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "ceo" and "cu" also get mixed up with nearby pairs, the highest-scored neighbour is "ceo vs ciao". Nearby pair
Confusion rank #58,720 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.