Which to use
“butt” is a noun and “buy” is a verb - they look or sound alike but fill different roles in a sentence.
- #4,430
- “butt” frequency rank
- #476
- “buy” frequency rank
- 4906
- confusion score
Side-by-Side Comparison
| Feature | butt | buy |
|---|---|---|
| Definition | The larger or thicker end of something; the blunt end, in distinction from the sharp or narrow end | To obtain (something) in exchange for money or goods. |
Where the eye mixes butt and buy
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Visual trap between butt and buy
These two trip readers on the page rather than in the ear: butt is /bʌt/ while buy is /baɪ/. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 4906, derived from the frequency rank of both members and their visual similarity.
butt is recorded at frequency rank #4,430, classified as anoun, pronounced /bʌt/. buy is at rank #476, tagged as averb, pronounced /baɪ/.
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 4906, this pair ranks #517,271 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of butt vs buy
Shared letters: bu. Private to "butt": t. Private to "buy": y.
"butt" · 4 letters · shape CVCC · "buy" · 3 letters · shape CVV
Known mistypes of this pair
- butt ← bbutt · btut · ubtt
Frequently Asked Questions
Can "butt" and "buy" be used interchangeably?
Which is more common, "butt" or "buy"?
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 "butt" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "buy" - compare definitions side by side with the headword page. Word entry
- This pair ranks #517,271 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "butt" and "buy" also get mixed up with nearby pairs, the highest-scored neighbour is "Bui vs butt". 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 #517,271 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.