bluffvsblurbWhich spelling fits?

Which to use

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

#13,288
“bluff” frequency rank
#37,345
“blurb” frequency rank
50633
confusion score

Side-by-Side Comparison

Feature bluff blurb
Definition An act of bluffing; a false expression of the strength of one’s position in order to intimidate or deceive; braggadocio. A short description of a book, film, or other work, written and used for promotional purposes.

Where the eye mixes bluff and blurb

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

5 ch
bluff
5 ch
blurb

Why the eye confuses bluff with blurb

A purely visual mix-up. bluff (/blʌf/) and blurb (/blɝ(ː)b/) 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 50633, derived from the frequency rank of both members and their visual similarity.

bluff is recorded at frequency rank #13,288, classified as anoun, pronounced /blʌf/. blurb is at rank #37,345, tagged as anoun, pronounced /blɝ(ː)b/.

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 50633, this pair ranks #172,511 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of bluff vs blurb

Shared letters: blu. Private to "bluff": f. Private to "blurb": r.

"bluff" · 5 letters · shape CCVCC  ·  "blurb" · 5 letters · shape CCVCC

Known mistypes of this pair

  • bluffbbluff · blfuf · blluff · bluf · bulff · lbuff
  • blurbbblurb · bllurb · blrub · blubr · blurbb · blurrb · bulrb · lburb

Frequently Asked Questions

Can "bluff" and "blurb" be used interchangeably?
No. They are said differently (/blʌf/ versus /blɝ(ː)b/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "bluff" or "blurb"?
"bluff" is the more common of the two: it sits at frequency rank #13,288 in our English list, against #37,345 for "blurb". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Eye-level mix-up between "bluff" and "blurb" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "bluff" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "blurb" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #172,511 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "bluff" and "blurb" also get mixed up with nearby pairs, the highest-scored neighbour is "blurb vs blurs". 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 #172,511 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