Which to use
“doing” is an intj and “dois” is a num - they look or sound alike but fill different roles in a sentence.
- #28,945
- “doing” frequency rank
- #109
- “dois” frequency rank
- 29054
- confusion score
Side-by-Side Comparison
| Feature | doing | dois |
|---|---|---|
| Definition | som emitido por um objeto elástico ao ser atingido ou bater num objeto duro | número equivalente a um mais um; cardinalidade de um conjunto que contenha um elemento e um outro elemento distinto; representado pelo símbolo 2 (algarismos indo-arábicos) ou II (algarismos romanos); seu feminino é duas |
Where the eye mixes doing and dois
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.
Why the eye confuses doing with dois
These two trip readers on the page rather than in the ear: doing is /dɔɪŋ/ while dois is /ˈdojʃ/. 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 (intj vs num), which is usually the fastest check. Our composite confusion score for this pair is 29054, derived from the frequency rank of both members and their visual similarity.
doing is recorded at frequency rank #28,945, classified as anintj, pronounced /dɔɪŋ/. dois is at rank #109, tagged as anum, pronounced /ˈdojʃ/.
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 29054, this pair ranks #39,677 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of doing vs dois
Shared letters: dio. Private to "doing": gn. Private to "dois": s.
"doing" · 5 letters · shape CVVCC · "dois" · 4 letters · shape CVVC
Known mistypes of this pair
Frequently Asked Questions
Is swapping "doing" for "dois" ever safe?
Frequency check: "doing" vs "dois" - which ranks higher?
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 "doing" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "dois" - compare definitions side by side with the headword page. Word entry
- This pair ranks #39,677 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "doing" and "dois" also get mixed up with nearby pairs, the highest-scored neighbour is "dink vs doing". 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 #39,677 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.