brillavsbrillanWhich spelling fits?

Which to use

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

#11,365
“brilla” frequency rank
#20,286
“brillan” frequency rank
31651
confusion score

Side-by-Side Comparison

Feature brilla brillan
Definition Tercera persona del singular (él, ella, ello; usted, 2.ª persona) del presente de indicativo de brillar. Tercera persona del plural (ellos, ellas; ustedes, 2.ª persona) del presente de indicativo de brillar.

Where the eye mixes brilla and brillan

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence. brilla runs 6 letters (CCVCCV) against brillan's 7 (CCVCCVC) - the length gap alone is often enough to separate them once you know to check it.

6 ch
brilla
7 ch
brillan

Look-alike desk: brilla vs brillan

A purely visual mix-up. brilla ([ˈbɾiʝa]) and brillan ([ˈbɾiʝãn]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 extra letter(s) - “brilla” sits inside “brillan”. Our composite confusion score for this pair is 31651, derived from the frequency rank of both members and their visual similarity.

brilla is recorded at frequency rank #11,365, classified as averb, pronounced [ˈbɾiʝa]. brillan is at rank #20,286, tagged as averb, pronounced [ˈbɾiʝãn].

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 31651, this pair ranks #206,009 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of brilla vs brillan

Shared letters: abilr. Private to "brilla": -. Private to "brillan": n.

"brilla" · 6 letters · shape CCVCCV  ·  "brillan" · 7 letters · shape CCVCCVC

Known mistypes of this pair

  • brilla ← bbrilla · birlla · brila · brilal · brlila · brrilla · rbilla · vrilla
  • brillan ← bbrillan · birllan · brilaln · brilan · brillann · brillna · brlilan · brrillan

Frequently Asked Questions

Can "brilla" and "brillan" be used interchangeably?
No. They are said differently ([ˈbɾiʝa] versus [ˈbɾiʝãn]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "brilla" vs "brillan" - which ranks higher?
"brilla" is the more common of the two: it sits at frequency rank #11,365 in our Spanish list, against #20,286 for "brillan". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "brilla" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "brillan" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #206,009 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "brilla" and "brillan" also get mixed up with nearby pairs, the highest-scored neighbour is "brillaba vs brillan". 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 #206,009 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