Which to use
“dia” and “don” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #51
- “dia” frequency rank
- #4,306
- “don” frequency rank
- 4357
- confusion score
Side-by-Side Comparison
| Feature | dia | don |
|---|---|---|
| Definition | espaço de tempo correspondente à rotação da Terra, que equivale a 23 horas, 56 minutos e 4 segundos | professor universitário (especialmente da Universidade de Oxford ou de Cambridge) |
Where the eye mixes dia and don
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.
Visual trap between dia and don
A purely visual mix-up. dia (/'dʒi.a/) and don (/dɒn/ ouvir ^(fonte ?)) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 4357, derived from the frequency rank of both members and their visual similarity.
dia is recorded at frequency rank #51, classified as anoun, pronounced /'dʒi.a/. don is at rank #4,306, tagged as anoun, pronounced /dɒn/ ouvir ^(fonte ?).
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 4357, this pair ranks #70,578 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of dia vs don
Shared letters: d. Private to "dia": ai. Private to "don": no.
"dia" · 3 letters · shape CVV · "don" · 3 letters · shape CVC
Frequently Asked Questions
Can "dia" and "don" be used interchangeably?
Frequency check: "dia" vs "don" - which ranks higher?
Useful next steps
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "dia" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "don" - compare definitions side by side with the headword page. Word entry
- This pair ranks #70,578 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "dia" and "don" also get mixed up with nearby pairs, the highest-scored neighbour is "dat vs don". Nearby pair
Confusion rank #70,578 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.