Which to use
“cheio” is an adjective and “cielo” is a noun - they look or sound alike but fill different roles in a sentence.
- #1,424
- “cheio” frequency rank
- #25,596
- “cielo” frequency rank
- 27020
- confusion score
Side-by-Side Comparison
| Feature | cheio | cielo |
|---|---|---|
| Definition | completamente preenchido; que contém o máximo que pode conter | céu (abóbada celeste) |
Where the eye mixes cheio and cielo
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. cheio (CCVVV) and cielo (CVVCV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.
Why the eye confuses cheio with cielo
These two trip readers on the page rather than in the ear: cheio is /ˈʃɐj.u/ while cielo is /ˈsje.lo/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 27020, derived from the frequency rank of both members and their visual similarity.
cheio is recorded at frequency rank #1,424, classified as anadj, pronounced /ˈʃɐj.u/. cielo is at rank #25,596, tagged as anoun, pronounced /ˈsje.lo/.
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 27020, this pair ranks #42,025 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of cheio vs cielo
Shared letters: ceio. Private to "cheio": h. Private to "cielo": l.
"cheio" · 5 letters · shape CCVVV · "cielo" · 5 letters · shape CVVCV
Known mistypes of this pair
Frequently Asked Questions
Is swapping "cheio" for "cielo" ever safe?
Frequency check: "cheio" vs "cielo" - which ranks higher?
Useful next steps
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "cheio" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "cielo" - compare definitions side by side with the headword page. Word entry
- This pair ranks #42,025 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "cheio" and "cielo" also get mixed up with nearby pairs, the highest-scored neighbour is "Cibele vs cielo". 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 #42,025 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.