Which to use
“açúcar” is a noun and “ajudar” is a verb - they look or sound alike but fill different roles in a sentence.
- #2,557
- “açúcar” frequency rank
- #383
- “ajudar” frequency rank
- 2940
- confusion score
Side-by-Side Comparison
| Feature | açúcar | ajudar |
|---|---|---|
| Definition | substância doce extraída da cana-de-açúcar, da beterraba, etc | prestar ajuda; auxiliar; facilitar |
Where the eye mixes açúcar and ajudar
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.
Why the eye confuses açúcar with ajudar
These two trip readers on the page rather than in the ear: açúcar is /ɐ.ˈsu.kɐɾ/ while ajudar is /a.ˈʒu.dɐ/. 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 2940, 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/. ajudar is at rank #383, tagged as averb, pronounced /a.ˈʒu.dɐ/.
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 2940, this pair ranks #72,288 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of açúcar vs ajudar
Shared letters: ar. Private to "açúcar": cçú. Private to "ajudar": dju.
"açúcar" · 6 letters · shape VCVCVC · "ajudar" · 6 letters · shape VCVCVC
Known mistypes of this pair
- ajudar ← ajduar · ajjudar · ajuadr · ajudarr · ajuddar · ajudra · aujdar · jaudar
Frequently Asked Questions
Is swapping "açúcar" for "ajudar" ever safe?
In ordinary Portuguese text, does "açúcar" or "ajudar" show up more?
After this comparison
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 "ajudar" - compare definitions side by side with the headword page. Word entry
- This pair ranks #72,288 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "açúcar" and "ajudar" also get mixed up with nearby pairs, the highest-scored neighbour is "ajudar vs audaz". 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 #72,288 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.