bailvsbrillWhich spelling fits?

Which to use

“bail” and “brill” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#6,988
“bail” frequency rank
#26,704
“brill” frequency rank
33692
confusion score

Side-by-Side Comparison

Feature bail brill
Definition Security, usually a sum of money, exchanged for the release of an arrested person as a guarantee of that person's appearance for trial. A type of flatfish, Scophthalmus rhombus.

Where the eye mixes bail and brill

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

4 ch
bail
5 ch
brill

Why the eye confuses bail with brill

A purely visual mix-up. bail (/beɪl/) and brill (/bɹɪl/) 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 letter(s) in length. Our composite confusion score for this pair is 33692, derived from the frequency rank of both members and their visual similarity.

bail is recorded at frequency rank #6,988, classified as anoun, pronounced /beɪl/. brill is at rank #26,704, tagged as anoun, pronounced /bɹɪl/.

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 33692, this pair ranks #327,213 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of bail vs brill

Shared letters: bil. Private to "bail": a. Private to "brill": r.

"bail" · 4 letters · shape CVVC  ·  "brill" · 5 letters · shape CCVCC

Known mistypes of this pair

  • bailabil · baill · bbail · bial
  • brillbbrill · birll · bril · brlil · brrill · rbill

Frequently Asked Questions

Can "bail" and "brill" be used interchangeably?
No. They are said differently (/beɪl/ versus /bɹɪl/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "bail" or "brill"?
"bail" is the more common of the two: it sits at frequency rank #6,988 in our English list, against #26,704 for "brill". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "bail" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "brill" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #327,213 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "bail" and "brill" also get mixed up with nearby pairs, the highest-scored neighbour is "BRICS vs brill". 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 #327,213 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list