rasa vs rata, What's the Difference?

Which to use

“rasa” and “rata” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#23,795
“rasa” frequency rank: #25,790
“rata” frequency rank: 49585
confusion score

Side-by-Side Comparison

Feature	rasa	rata
Definition	instrumento de formato cilíndrico usado na medição de secos	fêmea do rato; ratazana

Letter map: rasa vs rata

Shared letters muted; letters that set rasa and rata apart highlighted. Shared run: 3.

4 ch

rasa

4 ch

rata

Pair insight - rasa / rata

rasa and rata are indexed as a confusable Portuguese pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they differ by a single letter - s in “rasa” becomes t in “rata”. Our composite confusion score for this pair is 49585, derived from the frequency rank of both members and their visual similarity.

rasa is recorded at frequency rank #23,795, classified as anoun, pronounced /ˈχa.zɐ/. rata is at rank #25,790, tagged as anoun.

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 49585, this pair ranks #15,411 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of rasa vs rata

Shared letters: ar. Private to "rasa": s. Private to "rata": t.

"rasa" · 4 letters · shape CVCV · "rata" · 4 letters · shape CVCV

Known mistypes of this pair

rasa ← arsa · raas · rassa · rrasa · rsaa
rata ← arta · raat · ratta · rrata · rtaa

Frequently Asked Questions

Is swapping "rasa" for "rata" ever safe?

No. They differ by a single letter - s in “rasa” becomes t in “rata”, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.

Which is more common, "rasa" or "rata"?

"rasa" is the more common of the two: it sits at frequency rank #23,795 in our Portuguese list, against #25,790 for "rata". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

You've compared "rasa" and "rata". Here's where to go from here.

Full dictionary entry for "rasa" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "rata" - compare definitions side by side with the headword page. Word entry
This pair ranks #15,411 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
"rasa" and "rata" also get mixed up with nearby pairs, the highest-scored neighbour is "rabi vs rata". 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 #15,411 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.