budvsbusWhich spelling fits?

Which to use

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

#6,218
“bud” frequency rank
#1,554
“bus” frequency rank
7772
confusion score

Side-by-Side Comparison

Feature bud bus
Definition A newly sprouted leaf or blossom that has not yet unfolded. A motor vehicle for transporting large numbers of people along roads.

Where the eye mixes bud and bus

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

3 ch
bud
3 ch
bus

Look-alike desk: bud vs bus

A purely visual mix-up. bud (/bʌd/) and bus (/bʌs/) 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 - d in “bud” becomes s in “bus”. Our composite confusion score for this pair is 7772, derived from the frequency rank of both members and their visual similarity.

bud is recorded at frequency rank #6,218, classified as anoun, pronounced /bʌd/. bus is at rank #1,554, tagged as anoun, pronounced /bʌs/.

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 7772, this pair ranks #505,638 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of bud vs bus

Shared letters: bu. Private to "bud": d. Private to "bus": s.

"bud" · 3 letters · shape CVC  ·  "bus" · 3 letters · shape CVC

Frequently Asked Questions

Can "bud" and "bus" be used interchangeably?
No. They are said differently (/bʌd/ versus /bʌs/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "bud" or "bus"?
"bus" is the more common of the two: it sits at frequency rank #1,554 in our English list, against #6,218 for "bud". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "bud" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "bus" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #505,638 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "bud" and "bus" also get mixed up with nearby pairs, the highest-scored neighbour is "BFS vs bud". Nearby pair

Confusion rank #505,638 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