racionalvsregionalConfusable pair

Which to use

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

#8,808
“racional” frequency rank
#1,508
“regional” frequency rank
10316
confusion score

Side-by-Side Comparison

Feature racional regional
Definition relativo a ou dotado de razão referente a uma região

Where the eye mixes racional and regional

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence.

8 ch
racional
8 ch
regional

Visual trap between racional and regional

A purely visual mix-up. racional (/Rɐ.sju.ˈnaɫ/) and regional (/Rɨ.ʒju.ˈnaɫ/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 10316, derived from the frequency rank of both members and their visual similarity.

racional is recorded at frequency rank #8,808, classified as anadj, pronounced /Rɐ.sju.ˈnaɫ/. regional is at rank #1,508, tagged as anadj, pronounced /Rɨ.ʒju.ˈnaɫ/.

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 10316, this pair ranks #62,831 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of racional vs regional

Shared letters: ailnor. Private to "racional": c. Private to "regional": eg.

"racional" · 8 letters · shape CVCVVCVC  ·  "regional" · 8 letters · shape CVCVVCVC

Known mistypes of this pair

  • racionalarcional · raccional · racinoal · racioanl · racionall · racionla · racionnal · racoinal
  • regionalergional · reggional · reginoal · regioanl · regionall · regionla · regionnal · regoinal

Frequently Asked Questions

Do "racional" and "regional" mean the same thing in a sentence?
No. They are said differently (/Rɐ.sju.ˈnaɫ/ versus /Rɨ.ʒju.ˈnaɫ/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "racional" or "regional"?
"regional" is the more common of the two: it sits at frequency rank #1,508 in our Portuguese list, against #8,808 for "racional". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "racional" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "regional" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #62,831 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "racional" and "regional" also get mixed up with nearby pairs, the highest-scored neighbour is "racial vs racional". 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 #62,831 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