sedavsSudanTell them apart

Which to use

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

#8,958
“seda” frequency rank
#49,197
“Sudan” frequency rank
58155
confusion score

Side-by-Side Comparison

Feature seda Sudan
Definition substância filamentosa segregada pelo bicho-da-seda Sudão

Where the eye mixes seda and Sudan

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. seda runs 4 letters (CVCV) against Sudan's 5 (CVCVC) - the length gap alone is often enough to separate them once you know to check it.

4 ch
seda
5 ch
Sudan

Look-alike desk: seda vs Sudan

A purely visual mix-up. seda (/"se.d6/) and Sudan (/su.'dæn/) 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 58155, derived from the frequency rank of both members and their visual similarity.

seda is recorded at frequency rank #8,958, classified as anoun, pronounced /"se.d6/. Sudan is at rank #49,197, tagged as anoun, pronounced /su.'dæn/.

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 58155, this pair ranks #8,914 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of seda vs Sudan

Shared letters: ads. Private to "seda": e. Private to "Sudan": nu.

"seda" · 4 letters · shape CVCV  ·  "Sudan" · 5 letters · shape CVCVC

Known mistypes of this pair

  • seda ← esda · sdea · sead · sedda · sseda
  • Sudan ← sduan · ssudan · suadn · sudann · suddan · sudna · usdan

Frequently Asked Questions

Is swapping "seda" for "Sudan" ever safe?
No. They are said differently (/"se.d6/ versus /su.'dæn/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "seda" vs "Sudan" - which ranks higher?
"seda" is the more common of the two: it sits at frequency rank #8,958 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.

After this comparison

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

  • Full dictionary entry for "seda" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Sudan" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #8,914 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "seda" and "Sudan" 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 #8,914 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