açúcarvsacusarTell them apart

Quick tell: açúcar is a noun, acusar is a verb, so they fill different roles in a sentence.

Which to use

“açúcar” is a noun and “acusar” is a verb - they look or sound alike but fill different roles in a sentence.

#2,557
“açúcar” frequency rank
#10,117
“acusar” frequency rank
12674
confusion score

Side-by-Side Comparison

Feature açúcar acusar
Definition substância doce extraída da cana-de-açúcar, da beterraba, etc culpar, incriminar

Where the eye mixes açúcar and acusar

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

6 ch
açúcar
6 ch
acusar

Why the eye confuses açúcar with acusar

These two trip readers on the page rather than in the ear: açúcar is /ɐ.ˈsu.kɐɾ/ while acusar is /ɐ.ku.ˈzaɾ/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 3 positions, and the parts of speech differ too (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 12674, derived from the frequency rank of both members and their visual similarity.

açúcar is recorded at frequency rank #2,557, classified as anoun, pronounced /ɐ.ˈsu.kɐɾ/. acusar is at rank #10,117, tagged as averb, pronounced /ɐ.ku.ˈzaɾ/.

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 12674, this pair ranks #59,848 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of açúcar vs acusar

Shared letters: acr. Private to "açúcar": çú. Private to "acusar": su.

"açúcar" · 6 letters · shape VCVCVC  ·  "acusar" · 6 letters · shape VCVCVC

Known mistypes of this pair

  • acusaraccusar · acsuar · acuasr · acusarr · acusra · acussar · aucsar

Frequently Asked Questions

Is swapping "açúcar" for "acusar" ever safe?
No - they are not even the same part of speech. "açúcar" is a noun and "acusar" a verb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "açúcar" or "acusar"?
"açúcar" is the more common of the two: it sits at frequency rank #2,557 in our Portuguese list, against #10,117 for "acusar". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "açúcar" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "acusar" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #59,848 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "açúcar" and "acusar" also get mixed up with nearby pairs, the highest-scored neighbour is "acusar vs alisar". 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 #59,848 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