Which to use
“bum” and “butt” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #10,339
- “bum” frequency rank
- #4,430
- “butt” frequency rank
- 14769
- confusion score
Side-by-Side Comparison
| Feature | bum | butt |
|---|---|---|
| Definition | The buttocks. | The larger or thicker end of something; the blunt end, in distinction from the sharp or narrow end |
Where the eye mixes bum and butt
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Why the eye confuses bum with butt
A purely visual mix-up. bum (/bʌm/) and butt (/bʌt/) 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 14769, derived from the frequency rank of both members and their visual similarity.
bum is recorded at frequency rank #10,339, classified as anoun, pronounced /bʌm/. butt is at rank #4,430, tagged as anoun, pronounced /bʌt/.
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 14769, this pair ranks #468,044 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of bum vs butt
Shared letters: bu. Private to "bum": m. Private to "butt": t.
"bum" · 3 letters · shape CVC · "butt" · 4 letters · shape CVCC
Known mistypes of this pair
- butt ← bbutt · btut · ubtt
Frequently Asked Questions
Can "bum" and "butt" be used interchangeably?
In ordinary English text, does "bum" or "butt" show up more?
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 "bum" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "butt" - compare definitions side by side with the headword page. Word entry
- This pair ranks #468,044 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "bum" and "butt" also get mixed up with nearby pairs, the highest-scored neighbour is "BFS vs bum". 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 #468,044 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.