Which to use
“Sudão” and “sulco” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #8,397
- “Sudão” frequency rank
- #45,610
- “sulco” frequency rank
- 54007
- confusion score
Side-by-Side Comparison
| Feature | Sudão | sulco |
|---|---|---|
| Definition | país da África, faz fronteira com Egito, Eritreia, Etiópia, República Centro-Africana, Chade e Líbia | rego |
Letter map: Sudão vs sulco
Shared letters muted; letters that set Sudão and sulco apart highlighted. Shared run: 3. Sudão (CVCVV) and sulco (CVCCV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.
Pair insight - Sudão / sulco
Sudão and sulco are indexed as a confusable Portuguese pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 54007, derived from the frequency rank of both members and their visual similarity.
Sudão is recorded at frequency rank #8,397, classified as anoun. sulco is at rank #45,610, tagged as anoun, pronounced /ˈsuɫ.ku/.
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 54007, this pair ranks #11,623 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.
Orthographic DNA of Sudão vs sulco
Shared letters: osu. Private to "Sudão": dã. Private to "sulco": cl.
"Sudão" · 5 letters · shape CVCVV · "sulco" · 5 letters · shape CVCCV
Known mistypes of this pair
- sulco ← sluco · ssulco · suclo · sulcco · sullco · suloc · uslco
Frequently Asked Questions
Can "Sudão" and "sulco" be used interchangeably?
Which is more common, "Sudão" or "sulco"?
Useful next steps
You've compared "Sudão" and "sulco". Here's where to go from here.
- Full dictionary entry for "Sudão" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "sulco" - compare definitions side by side with the headword page. Word entry
- This pair ranks #11,623 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "Sudão" and "sulco" also get mixed up with nearby pairs, the highest-scored neighbour is "sueño vs sulco". 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 #11,623 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.