ruavsrunWhich spelling fits?

Quick tell: rua is a intj, run is a verb, so they fill different roles in a sentence.

Which to use

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

#420
“rua” frequency rank
#8,681
“run” frequency rank
9101
confusion score

Side-by-Side Comparison

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

Where the eye mixes rua and run

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

3 ch
rua
3 ch
run

Look-alike desk: rua vs run

These two trip readers on the page rather than in the ear: rua is /ˈRuɐ/ while run is /ˈɹʌn/. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - a in “rua” becomes n in “run”, and the parts of speech differ too (intj vs verb), which is usually the fastest check. Our composite confusion score for this pair is 9101, derived from the frequency rank of both members and their visual similarity.

rua is recorded at frequency rank #420, classified as anintj, pronounced /ˈRuɐ/. run is at rank #8,681, tagged as averb, pronounced /ˈɹʌn/.

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 9101, this pair ranks #64,445 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of rua vs run

Shared letters: ru. Private to "rua": a. Private to "run": n.

"rua" · 3 letters · shape CVV  ·  "run" · 3 letters · shape CVC

Frequently Asked Questions

Can "rua" and "run" be used interchangeably?
No - they are not even the same part of speech. "rua" is an intj and "run" a verb, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "rua" vs "run" - which ranks higher?
"rua" is the more common of the two: it sits at frequency rank #420 in our Portuguese list, against #8,681 for "run". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

Eye-level mix-up between "rua" and "run" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "rua" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "run" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #64,445 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "rua" and "run" also get mixed up with nearby pairs, the highest-scored neighbour is "run vs rust". Nearby pair

Confusion rank #64,445 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list