SudanvsSudãoTell them apart

Which to use

“Sudan” and “Sudão” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#49,197
“Sudan” frequency rank
#8,397
“Sudão” frequency rank
57594
confusion score

Side-by-Side Comparison

Feature Sudan Sudão
Definition Sudão país da África, faz fronteira com Egito, Eritreia, Etiópia, República Centro-Africana, Chade e Líbia

Letter map: Sudan vs Sudão

Shared letters muted; letters that set Sudan and Sudão apart highlighted. Shared run: 3. Sudan (CVCVC) and Sudão (CVCVV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

5 ch
Sudan
5 ch
Sudão

Spelling & dictionary notes on Sudan vs Sudão

Sudan and Sudão 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 57594, derived from the frequency rank of both members and their visual similarity.

Sudan is recorded at frequency rank #49,197, classified as anoun, pronounced /su.'dæn/. Sudão is at rank #8,397, tagged as anoun.

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 57594, this pair ranks #9,245 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of Sudan vs Sudão

Shared letters: dsu. Private to "Sudan": an. Private to "Sudão": oã.

"Sudan" · 5 letters · shape CVCVC  ·  "Sudão" · 5 letters · shape CVCVV

Known mistypes of this pair

  • Sudan ← sduan · ssudan · suadn · sudann · suddan · sudna · usdan

Frequently Asked Questions

Is swapping "Sudan" for "Sudão" ever safe?
No. They share most of their letters but differ in 2 positions, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
Frequency check: "Sudan" vs "Sudão" - which ranks higher?
"Sudão" is the more common of the two: it sits at frequency rank #8,397 in our Portuguese list, against #49,197 for "Sudan". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pair "Sudan" vs "Sudão" is on the table, pick a follow-up below.

  • Full dictionary entry for "Sudan" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Sudão" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #9,245 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "Sudan" and "Sudão" also get mixed up with nearby pairs, the highest-scored neighbour is "Sudan vs sundae". 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 #9,245 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