sujovssupWhat's the difference?

Quick tell: sujo is a adjective, sup is a noun, so they fill different roles in a sentence.

Which to use

“sujo” is an adjective and “sup” is a noun - they look or sound alike but fill different roles in a sentence.

#4,959
“sujo” frequency rank
#25,150
“sup” frequency rank
30109
confusion score

Side-by-Side Comparison

Feature sujo sup
Definition qualidade do que não está limpo abutre

Letter map: sujo vs sup

Shared letters muted; letters that set sujo and sup apart highlighted. Shared run: 2.

4 ch
sujo
3 ch
sup

Role in the sentence - sujo and sup

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: sujo is anadjective and supanoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 30109, derived from the frequency rank of both members and their visual similarity.

sujo is recorded at frequency rank #4,959, classified as anadj. sup is at rank #25,150, tagged as anoun, pronounced /sʊp/.

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 30109, this pair ranks #38,345 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of sujo vs sup

Shared letters: su. Private to "sujo": jo. Private to "sup": p.

"sujo" · 4 letters · shape CVCV  ·  "sup" · 3 letters · shape CVC

Known mistypes of this pair

  • sujosjuo · ssujo · sujjo · suoj · usjo

Frequently Asked Questions

Is swapping "sujo" for "sup" ever safe?
No - they are not even the same part of speech. "sujo" is an adjective and "sup" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "sujo" or "sup" show up more?
"sujo" is the more common of the two: it sits at frequency rank #4,959 in our Portuguese list, against #25,150 for "sup". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

You've compared "sujo" and "sup". Here's where to go from here.

  • Full dictionary entry for "sujo" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "sup" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #38,345 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "sujo" and "sup" also get mixed up with nearby pairs, the highest-scored neighbour is "soap vs sup". 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 #38,345 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