Which to use
“dias” is a noun and “dos” is a num - they look or sound alike but fill different roles in a sentence.
- #139
- “dias” frequency rank
- #24
- “dos” frequency rank
- 163
- confusion score
Side-by-Side Comparison
| Feature | dias | dos |
|---|---|---|
| Definition | plural de dia | o número dois |
Where the eye mixes dias and dos
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Visual trap between dias and dos
These two trip readers on the page rather than in the ear: dias is /ˈdiɐʃ/ while dos is /dɔs/. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (noun vs num), which is usually the fastest check. Our composite confusion score for this pair is 163, derived from the frequency rank of both members and their visual similarity.
dias is recorded at frequency rank #139, classified as anoun, pronounced /ˈdiɐʃ/. dos is at rank #24, tagged as anum, pronounced /dɔs/.
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 163, this pair ranks #75,482 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of dias vs dos
Shared letters: ds. Private to "dias": ai. Private to "dos": o.
"dias" · 4 letters · shape CVVC · "dos" · 3 letters · shape CVC
Known mistypes of this pair
- dias ← dais · ddias · diass · disa · idas
Frequently Asked Questions
Is swapping "dias" for "dos" ever safe?
In ordinary Portuguese text, does "dias" or "dos" show up more?
What to do next
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "dias" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "dos" - compare definitions side by side with the headword page. Word entry
- This pair ranks #75,482 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "dias" and "dos" also get mixed up with nearby pairs, the highest-scored neighbour is "dat vs dias". 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 #75,482 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.