regiovsrogóWhich spelling fits?

Quick tell: regio is a adjective, rogó is a verb, so they fill different roles in a sentence.

Which to use

“regio” is an adjective and “rogó” is a verb - they look or sound alike but fill different roles in a sentence.

#20,181
“regio” frequency rank
#34,764
“rogó” frequency rank
54945
confusion score

Side-by-Side Comparison

Feature regio rogó
Definition Que pertenece o concierne a un rey, una reina o la realeza Tercera persona del singular (él, ella, ello; usted, 2.ª persona) del pretérito perfecto simple de indicativo de rogar.

Where the eye mixes regio and rogó

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. regio runs 5 letters (CVCVV) against rogó's 4 (CVCV) - the length gap alone is often enough to separate them once you know to check it.

5 ch
regio
4 ch
rogó

Visual trap between regio and rogó

These two trip readers on the page rather than in the ear: regio is [ˈrexjo] while rogó is [roˈɣ̞o]. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (adjective vs verb), which is usually the fastest check. Our composite confusion score for this pair is 54945, derived from the frequency rank of both members and their visual similarity.

regio is recorded at frequency rank #20,181, classified as anadj, pronounced [ˈrexjo]. rogó is at rank #34,764, tagged as averb, pronounced [roˈɣ̞o].

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 54945, this pair ranks #81,093 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of regio vs rogó

Shared letters: gor. Private to "regio": ei. Private to "rogó": ó.

"regio" · 5 letters · shape CVCVV  ·  "rogó" · 4 letters · shape CVCV

Known mistypes of this pair

  • regio ← ergio · reggio · regoi · rgeio · rregio

Frequently Asked Questions

Can "regio" and "rogó" be used interchangeably?
No - they are not even the same part of speech. "regio" is an adjective and "rogó" a verb, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "regio" or "rogó" show up more?
"regio" is the more common of the two: it sits at frequency rank #20,181 in our Spanish list, against #34,764 for "rogó". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "regio" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "rogó" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #81,093 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "regio" and "rogó" also get mixed up with nearby pairs, the highest-scored neighbour is "rengo vs rogó". 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 #81,093 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list