bilgevsbillyWhich spelling fits?

Which to use

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

#43,058
“bilge” frequency rank
#4,061
“billy” frequency rank
47119
confusion score

Side-by-Side Comparison

Feature bilge billy
Definition The rounded portion of a ship's hull, forming a transition between the bottom and the sides. A fellow, companion, comrade, mate; partner, brother.

Where the eye mixes bilge and billy

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

5 ch
bilge
5 ch
billy

Why the eye confuses bilge with billy

A purely visual mix-up. bilge (/bɪld͡ʒ/) and billy (/ˈbɪli/) 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 2 positions. Our composite confusion score for this pair is 47119, derived from the frequency rank of both members and their visual similarity.

bilge is recorded at frequency rank #43,058, classified as anoun, pronounced /bɪld͡ʒ/. billy is at rank #4,061, tagged as anoun, pronounced /ˈbɪli/.

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 47119, this pair ranks #205,399 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of bilge vs billy

Shared letters: bil. Private to "bilge": eg. Private to "billy": y.

"bilge" · 5 letters · shape CVCCV  ·  "billy" · 5 letters · shape CVCCV

Known mistypes of this pair

  • bilgebbilge · bigle · bileg · bilgge · billge · iblge
  • billybbilly · billyy · bily · bilyl · blily · iblly

Frequently Asked Questions

Is swapping "bilge" for "billy" ever safe?
No. They are said differently (/bɪld͡ʒ/ versus /ˈbɪli/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "bilge" vs "billy" - which ranks higher?
"billy" is the more common of the two: it sits at frequency rank #4,061 in our English list, against #43,058 for "bilge". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

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

  • Full dictionary entry for "bilge" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "billy" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #205,399 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "bilge" and "billy" also get mixed up with nearby pairs, the highest-scored neighbour is "bilge vs bulger". 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 #205,399 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