açúcarvsaturarTell them apart

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

Which to use

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

#2,557
“açúcar” frequency rank
#21,370
“aturar” frequency rank
23927
confusion score

Side-by-Side Comparison

Feature açúcar aturar
Definition substância doce extraída da cana-de-açúcar, da beterraba, etc suportar

Where the eye mixes açúcar and aturar

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. açúcar and aturar follow the identical consonant-vowel pattern (VCVCVC). Same shape at a glance is often the real trap, independent of shared letters.

6 ch
açúcar
6 ch
aturar

Visual trap between açúcar and aturar

These two trip readers on the page rather than in the ear: açúcar is /ɐ.ˈsu.kɐɾ/ while aturar is /ɐ.tu.ˈɾaɾ/. 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 23927, 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/. aturar is at rank #21,370, tagged as averb, pronounced /ɐ.tu.ˈɾaɾ/.

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 23927, this pair ranks #45,809 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of açúcar vs aturar

Shared letters: ar. Private to "açúcar": cçú. Private to "aturar": tu.

"açúcar" · 6 letters · shape VCVCVC  ·  "aturar" · 6 letters · shape VCVCVC

Known mistypes of this pair

  • aturar ← atruar · atturar · aturarr · aturra · aturrar · autrar · taurar

Frequently Asked Questions

Can "açúcar" and "aturar" be used interchangeably?
No - they are not even the same part of speech. "açúcar" is a noun and "aturar" a verb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "açúcar" or "aturar"?
"açúcar" is the more common of the two: it sits at frequency rank #2,557 in our Portuguese list, against #21,370 for "aturar". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "açúcar" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "aturar" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #45,809 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "açúcar" and "aturar" also get mixed up with nearby pairs, the highest-scored neighbour is "atar vs aturar". 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 #45,809 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