gaolvsgrailTell them apart

Which to use

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

#35,310
“gaol” frequency rank
#15,823
“grail” frequency rank
51133
confusion score

Side-by-Side Comparison

Feature gaol grail
Definition Dated spelling of jail. The Holy Grail.

Where the eye mixes gaol and grail

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

4 ch
gaol
5 ch
grail

Why the eye confuses gaol with grail

A purely visual mix-up. gaol (/d͡ʒeɪl/) and grail (/ɡɹeɪl/) 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 51133, derived from the frequency rank of both members and their visual similarity.

gaol is recorded at frequency rank #35,310, classified as anoun, pronounced /d͡ʒeɪl/. grail is at rank #15,823, tagged as anoun, pronounced /ɡɹeɪl/.

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 51133, this pair ranks #168,085 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of gaol vs grail

Shared letters: agl. Private to "gaol": o. Private to "grail": ir.

"gaol" · 4 letters · shape CVVC  ·  "grail" · 5 letters · shape CCVVC

Known mistypes of this pair

  • gaolagol · gaoll · ggaol
  • grailgaril · ggrail · graill · grali · grial · grrail · rgail

Frequently Asked Questions

Do "gaol" and "grail" mean the same thing in a sentence?
No. They are said differently (/d͡ʒeɪl/ versus /ɡɹeɪl/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "gaol" or "grail"?
"grail" is the more common of the two: it sits at frequency rank #15,823 in our English list, against #35,310 for "gaol". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "gaol" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "grail" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #168,085 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "gaol" and "grail" also get mixed up with nearby pairs, the highest-scored neighbour is "gaol vs Gogol". 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 #168,085 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