bungvsbuoyWhat's the difference?

Which to use

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

#48,104
“bung” frequency rank
#28,856
“buoy” frequency rank
76960
confusion score

Side-by-Side Comparison

Feature bung buoy
Definition A stopper, alternative to a cork, often made of rubber, used to prevent fluid passing through the neck of a bottle, vat, a hole in a vessel etc. A float moored in water to mark a location, warn of danger, indicate a navigational channel or for other purposes

Where the eye mixes bung and buoy

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. bung (CVCC) and buoy (CVVV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

4 ch
bung
4 ch
buoy

Look-alike desk: bung vs buoy

A purely visual mix-up. bung (/ˈbʌŋ/) and buoy (/ˈbɔɪ/) 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 76960, derived from the frequency rank of both members and their visual similarity.

bung is recorded at frequency rank #48,104, classified as anoun, pronounced /ˈbʌŋ/. buoy is at rank #28,856, tagged as anoun, pronounced /ˈbɔɪ/.

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 76960, this pair ranks #28,639 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of bung vs buoy

Shared letters: bu. Private to "bung": gn. Private to "buoy": oy.

"bung" · 4 letters · shape CVCC  ·  "buoy" · 4 letters · shape CVVV

Known mistypes of this pair

  • bung ← bbung · bnug · bugn · bungg · bunng · ubng
  • buoy ← bbuoy · bouy · buoyy · buyo · uboy

Frequently Asked Questions

Do "bung" and "buoy" mean the same thing in a sentence?
No. They are said differently (/ˈbʌŋ/ versus /ˈbɔɪ/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "bung" or "buoy"?
"buoy" is the more common of the two: it sits at frequency rank #28,856 in our English list, against #48,104 for "bung". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "bung" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "buoy" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #28,639 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "bung" and "buoy" also get mixed up with nearby pairs, the highest-scored neighbour is "Bruni vs bung". 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 #28,639 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