Which to use
“da” is a contraction and “dura” is a noun - they look or sound alike but fill different roles in a sentence.
- #8
- “da” frequency rank
- #2,319
- “dura” frequency rank
- 2327
- confusion score
Side-by-Side Comparison
| Feature | da | dura |
|---|---|---|
| Definition | contração da preposição de com o artigo definido a | o mesmo que duração ('qualidade do que dura') |
Letter map: da vs dura
Shared letters muted; letters that set da and dura apart highlighted. Shared run: 2. da runs 2 letters (CV) against dura's 4 (CVCV) - the length gap alone is often enough to separate them once you know to check it.
Grammar separator: da vs dura
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: da is acontraction and duraanoun. On the page they differ by 2 letter(s) in length. Our composite confusion score for this pair is 2327, derived from the frequency rank of both members and their visual similarity.
da is recorded at frequency rank #8, classified as acontraction, pronounced /da/. dura is at rank #2,319, tagged as anoun.
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 2327, this pair ranks #73,094 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of da vs dura
Shared letters: ad. Private to "da": -. Private to "dura": ru.
"da" · 2 letters · shape CV · "dura" · 4 letters · shape CVCV
Known mistypes of this pair
- dura ← ddura · drua · duar · durra · udra
Frequently Asked Questions
Can "da" and "dura" be used interchangeably?
Frequency check: "da" vs "dura" - which ranks higher?
What to do next
Pair "da" vs "dura" is on the table, pick a follow-up below.
- Full dictionary entry for "da" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "dura" - compare definitions side by side with the headword page. Word entry
- This pair ranks #73,094 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "da" and "dura" also get mixed up with nearby pairs, the highest-scored neighbour is "doula vs dura". 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 #73,094 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.