régia vs região, What's the Difference?

Which to use

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

#25,815
“régia” frequency rank: #289
“região” frequency rank: 26104
confusion score

Side-by-Side Comparison

Feature	régia	região
Definition	feminino de régio	território, área

Letter map: régia vs região

Shared letters muted; letters that set régia and região apart highlighted. Shared run: 3. régia runs 5 letters (CVCVV) against região's 6 (CVCVVV) - the length gap alone is often enough to separate them once you know to check it.

5 ch

régia

6 ch

região

Role in the sentence - régia and região

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: régia is anadjective and regiãoanoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 26104, derived from the frequency rank of both members and their visual similarity.

régia is recorded at frequency rank #25,815, classified as anadj. região is at rank #289, tagged as anoun, pronounced /ʁe.ʒi.ˈãw/.

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 26104, this pair ranks #43,105 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of régia vs região

Shared letters: gir. Private to "régia": aé. Private to "região": eoã.

"régia" · 5 letters · shape CVCVV · "região" · 6 letters · shape CVCVVV

Frequently Asked Questions

Is swapping "régia" for "região" ever safe?

No - they are not even the same part of speech. "régia" is an adjective and "região" a noun, so a sentence built for one is usually ungrammatical with the other.

Frequency check: "régia" vs "região" - which ranks higher?

"região" is the more common of the two: it sits at frequency rank #289 in our Portuguese list, against #25,815 for "régia". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

You've compared "régia" and "região". Here's where to go from here.

Full dictionary entry for "régia" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "região" - compare definitions side by side with the headword page. Word entry
This pair ranks #43,105 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
"régia" and "região" also get mixed up with nearby pairs, the highest-scored neighbour is "régia vs revi". Nearby pair

Confusion rank #43,105 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.