Which to use
“day” is a noun and “diz” is a verb - they look or sound alike but fill different roles in a sentence.
- #2,512
- “day” frequency rank
- #156
- “diz” frequency rank
- 2668
- confusion score
Side-by-Side Comparison
| Feature | day | diz |
|---|---|---|
| Definition | dia (período de 24 horas) | terceira pessoa do singular do presente do indicativo do verbo dizer |
Where the eye mixes day and diz
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.
Why the eye confuses day with diz
These two trip readers on the page rather than in the ear: day is /deɪ/ while diz is /ˈʤis/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 2668, derived from the frequency rank of both members and their visual similarity.
day is recorded at frequency rank #2,512, classified as anoun, pronounced /deɪ/. diz is at rank #156, tagged as averb, pronounced /ˈʤis/.
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 2668, this pair ranks #72,639 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of day vs diz
Shared letters: d. Private to "day": ay. Private to "diz": iz.
"day" · 3 letters · shape CVV · "diz" · 3 letters · shape CVC
Frequently Asked Questions
Can "day" and "diz" be used interchangeably?
In ordinary Portuguese text, does "day" or "diz" show up more?
What to do next
Eye-level mix-up between "day" and "diz" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "day" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "diz" - compare definitions side by side with the headword page. Word entry
- This pair ranks #72,639 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "day" and "diz" also get mixed up with nearby pairs, the highest-scored neighbour is "dat vs day". Nearby pair
Confusion rank #72,639 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.