Which to use
“rei” and “rubi” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #794
- “rei” frequency rank
- #19,840
- “rubi” frequency rank
- 20634
- confusion score
Side-by-Side Comparison
| Feature | rei | rubi |
|---|---|---|
| Definition | soberano; monarca; czar | pedra preciosa e transparente, de cor vermelha |
Where the eye mixes rei and rubi
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Visual trap between rei and rubi
A purely visual mix-up. rei (/ˈRɐj/) and rubi (/Ru.ˈbi/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 20634, derived from the frequency rank of both members and their visual similarity.
rei is recorded at frequency rank #794, classified as anoun, pronounced /ˈRɐj/. rubi is at rank #19,840, tagged as anoun, pronounced /Ru.ˈbi/.
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 20634, this pair ranks #49,825 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of rei vs rubi
Shared letters: ir. Private to "rei": e. Private to "rubi": bu.
"rei" · 3 letters · shape CVV · "rubi" · 4 letters · shape CVCV
Known mistypes of this pair
- rubi ← rbui · rrubi · rubbi · ruib · urbi
Frequently Asked Questions
Can "rei" and "rubi" be used interchangeably?
In ordinary Portuguese text, does "rei" or "rubi" show up more?
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 "rei" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "rubi" - compare definitions side by side with the headword page. Word entry
- This pair ranks #49,825 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "rei" and "rubi" also get mixed up with nearby pairs, the highest-scored neighbour is "rabi vs rubi". 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 #49,825 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.