rossiovsrussoWhat's the difference?

Quick tell: rossio is a noun, russo is an adjective, so they fill different roles in a sentence.

Which to use

“rossio” is a noun and “russo” is an adjective - they look or sound alike but fill different roles in a sentence.

#49,163
“rossio” frequency rank
#1,947
“russo” frequency rank
51110
confusion score

Side-by-Side Comparison

Feature rossio russo
Definition praça pública, de usufruto de toda a comunidade relativo à Rússia, sua cultura e idioma

Letter map: rossio vs russo

Shared letters muted; letters that set rossio and russo apart highlighted. Shared run: 4. rossio runs 6 letters (CVCCVV) against russo's 5 (CVCCV) - the length gap alone is often enough to separate them once you know to check it.

6 ch
rossio
5 ch
russo

Role in the sentence - rossio and russo

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: rossio is anoun and russoanadjective. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 51110, derived from the frequency rank of both members and their visual similarity.

rossio is recorded at frequency rank #49,163, classified as anoun, pronounced /Ru.ˈsi.u/. russo is at rank #1,947, tagged as anadj.

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 51110, this pair ranks #13,889 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of rossio vs russo

Shared letters: ors. Private to "rossio": i. Private to "russo": u.

"rossio" · 6 letters · shape CVCCVV  ·  "russo" · 5 letters · shape CVCCV

Known mistypes of this pair

  • rossio ← orssio · rosio · rosiso · rossoi · rrossio · rsosio
  • russo ← rrusso · rsuso · ruso · rusos · ursso

Frequently Asked Questions

Is swapping "rossio" for "russo" ever safe?
No - they are not even the same part of speech. "rossio" is a noun and "russo" an adjective, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "rossio" vs "russo" - which ranks higher?
"russo" is the more common of the two: it sits at frequency rank #1,947 in our Portuguese list, against #49,163 for "rossio". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

You've compared "rossio" and "russo". Here's where to go from here.

  • Full dictionary entry for "rossio" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "russo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #13,889 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "rossio" and "russo" also get mixed up with nearby pairs, the highest-scored neighbour is "rossio vs rosso". 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 #13,889 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