Which to use
“dua” is a verb and “duas” is a num - they look or sound alike but fill different roles in a sentence.
- #39,112
- “dua” frequency rank
- #188
- “duas” frequency rank
- 39300
- confusion score
Side-by-Side Comparison
| Feature | dua | duas |
|---|---|---|
| Definition | querer | feminino de dois/dous; representado pelo símbolo 2 (algarismos indo-arábicos) ou II (algarismos romanos) |
Where the spellings diverge
Shared letters are muted; the letters that actually set dua and duas apart are highlighted. They share 3 letters in sequence, which is exactly why the eye skips the difference.
Spelling & Dictionary Insight
These two trip readers on the page rather than in the ear: dua is /ˈdwa/ while duas is /ˈdu.ɐʃ/. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 extra letter(s) - “dua” sits inside “duas”, and the parts of speech differ too (verb vs num), which is usually the fastest check. Our composite confusion score for this pair is 39300, derived from the frequency rank of both members and their visual similarity.
dua is recorded at frequency rank #39,112, classified as averb, pronounced /ˈdwa/. duas is at rank #188, tagged as anum, pronounced /ˈdu.ɐʃ/.
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 39300, this pair ranks #26,991 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of dua vs duas
Shared letters: adu. Private to "dua": -. Private to "duas": s.
"dua" · 3 letters · shape CVV · "duas" · 4 letters · shape CVVC
Known mistypes of this pair
- duas ← daus · dduas · duass · dusa · udas
Frequency comparison
Frequently Asked Questions
Can "dua" and "duas" be used interchangeably?
Which is more common, "dua" or "duas"?
Remembering dua vs duas
The fastest way to pick the right one every time.
- Check the role first: if you need a verb, it's “dua”; for a num, it's “duas”.
- See each word in full, definition, IPA, etymology and its other confusables. Full “dua” entry
- Browse more pairs most likely to be confused. Most confusable