bumvsburWhich spelling fits?

Which to use

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

#10,339
“bum” frequency rank
#39,230
“bur” frequency rank
49569
confusion score

Side-by-Side Comparison

Feature bum bur
Definition The buttocks. A rough, prickly husk around the seeds or fruit of some plants.

Where the eye mixes bum and bur

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

3 ch
bum
3 ch
bur

Look-alike desk: bum vs bur

A purely visual mix-up. bum (/bʌm/) and bur (/bɝ/) 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 a single letter - m in “bum” becomes r in “bur”. Our composite confusion score for this pair is 49569, 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/. bur is at rank #39,230, tagged as anoun, pronounced /bɝ/.

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 49569, this pair ranks #182,369 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of bum vs bur

Shared letters: bu. Private to "bum": m. Private to "bur": r.

"bum" · 3 letters · shape CVC  ·  "bur" · 3 letters · shape CVC

Frequently Asked Questions

Do "bum" and "bur" mean the same thing in a sentence?
No. They are said differently (/bʌm/ versus /bɝ/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "bum" or "bur"?
"bum" is the more common of the two: it sits at frequency rank #10,339 in our English list, against #39,230 for "bur". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "bum" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "bur" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #182,369 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "bum" and "bur" also get mixed up with nearby pairs, the highest-scored neighbour is "BFS vs bur". Nearby pair

Confusion rank #182,369 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