ri vs rua, What's the Difference?

Which to use

“ri” is a preposition and “rua” is an intj - they look or sound alike but fill different roles in a sentence.

#7,570
“ri” frequency rank: #420
“rua” frequency rank: 7990
confusion score

Side-by-Side Comparison

Feature	ri	rua
Definition	para, contra	fora!, gire! - ordem enérgica para deixar o recinto onde se está

Letter map: ri vs rua

Shared letters muted; letters that set ri and rua apart highlighted. Shared run: 1.

2 ch

3 ch

rua

Grammar separator: ri vs rua

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: ri is apreposition and ruaanintj. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 7990, derived from the frequency rank of both members and their visual similarity.

ri is recorded at frequency rank #7,570, classified as aprep. rua is at rank #420, tagged as anintj, pronounced /ˈRuɐ/.

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 7990, this pair ranks #65,960 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of ri vs rua

Shared letters: r. Private to "ri": i. Private to "rua": au.

"ri" · 2 letters · shape CV · "rua" · 3 letters · shape CVV

Frequently Asked Questions

Can "ri" and "rua" be used interchangeably?

No - they are not even the same part of speech. "ri" is a preposition and "rua" an intj, so a sentence built for one is usually ungrammatical with the other.

In ordinary Portuguese text, does "ri" or "rua" show up more?

"rua" is the more common of the two: it sits at frequency rank #420 in our Portuguese list, against #7,570 for "ri". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

You've compared "ri" and "rua". Here's where to go from here.

Full dictionary entry for "ri" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "rua" - compare definitions side by side with the headword page. Word entry
This pair ranks #65,960 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
"ri" and "rua" also get mixed up with nearby pairs, the highest-scored neighbour is "rabi vs ri". Nearby pair

Confusion rank #65,960 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.