Which to use
“ri” is a preposition and “rubi” is a noun - they look or sound alike but fill different roles in a sentence.
- #7,570
- “ri” frequency rank
- #19,840
- “rubi” frequency rank
- 27410
- confusion score
Side-by-Side Comparison
| Feature | ri | rubi |
|---|---|---|
| Definition | para, contra | pedra preciosa e transparente, de cor vermelha |
Letter map: ri vs rubi
Shared letters muted; letters that set ri and rubi apart highlighted. Shared run: 2.
Role in the sentence - ri and rubi
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: ri is apreposition and rubianoun. On the page they differ by 2 letter(s) in length. Our composite confusion score for this pair is 27410, derived from the frequency rank of both members and their visual similarity.
ri is recorded at frequency rank #7,570, classified as aprep. 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 27410, this pair ranks #41,551 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of ri vs rubi
Shared letters: ir. Private to "ri": -. Private to "rubi": bu.
"ri" · 2 letters · shape CV · "rubi" · 4 letters · shape CVCV
Known mistypes of this pair
- rubi ← rbui · rrubi · rubbi · ruib · urbi
Frequently Asked Questions
Is swapping "ri" for "rubi" ever safe?
Frequency check: "ri" vs "rubi" - which ranks higher?
Useful next steps
You've compared "ri" and "rubi". Here's where to go from here.
- Full dictionary entry for "ri" 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 #41,551 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "ri" 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 #41,551 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.