regirávsregulaWhich spelling fits?

Which to use

“regirá” and “regula” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#38,931
“regirá” frequency rank
#10,564
“regula” frequency rank
49495
confusion score

Side-by-Side Comparison

Feature regirá regula
Definition Tercera persona del singular (él, ella, ello; usted, 2.ª persona) del futuro de indicativo de regir. Tercera persona del singular (él, ella, ello; usted, 2.ª persona) del presente de indicativo de regular.

Where the eye mixes regirá and regula

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. regirá and regula follow the identical consonant-vowel pattern (CVCVCV). Same shape at a glance is often the real trap, independent of shared letters.

6 ch
regirá
6 ch
regula

Visual trap between regirá and regula

A purely visual mix-up. regirá ([rexiˈɾa]) and regula ([reˈɣ̞ula]) 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 3 positions. Our composite confusion score for this pair is 49495, derived from the frequency rank of both members and their visual similarity.

regirá is recorded at frequency rank #38,931, classified as averb, pronounced [rexiˈɾa]. regula is at rank #10,564, tagged as averb, pronounced [reˈɣ̞ula].

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 49495, this pair ranks #108,521 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of regirá vs regula

Shared letters: egr. Private to "regirá": iá. Private to "regula": alu.

"regirá" · 6 letters · shape CVCVCV  ·  "regula" · 6 letters · shape CVCVCV

Known mistypes of this pair

  • regula ← ergula · reggula · reglua · regual · regulla · reugla · rgeula · rregula

Frequently Asked Questions

Is swapping "regirá" for "regula" ever safe?
No. They are said differently ([rexiˈɾa] versus [reˈɣ̞ula]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary Spanish text, does "regirá" or "regula" show up more?
"regula" is the more common of the two: it sits at frequency rank #10,564 in our Spanish list, against #38,931 for "regirá". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Eye-level mix-up between "regirá" and "regula" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "regirá" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "regula" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #108,521 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "regirá" and "regula" also get mixed up with nearby pairs, the highest-scored neighbour is "regirá vs rugir". 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 #108,521 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