buffervsBuffettWhich spelling fits?

Quick tell: buffer is a noun, Buffett is a name, so they fill different roles in a sentence.

Which to use

“buffer” is a noun and “Buffett” is a name - they look or sound alike but fill different roles in a sentence.

#9,856
“buffer” frequency rank
#22,912
“Buffett” frequency rank
32768
confusion score

Side-by-Side Comparison

Feature buffer Buffett
Definition Someone or something that buffs (polishes and makes shiny). A surname.

Where the eye mixes buffer and Buffett

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.

6 ch
buffer
7 ch
Buffett

Why the eye confuses buffer with Buffett

These two trip readers on the page rather than in the ear: buffer is /ˈbʌfə(ɹ)/ while Buffett is /ˈbʌf.ɪt/. 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 name), which is usually the fastest check. Our composite confusion score for this pair is 32768, derived from the frequency rank of both members and their visual similarity.

buffer is recorded at frequency rank #9,856, classified as anoun, pronounced /ˈbʌfə(ɹ)/. Buffett is at rank #22,912, tagged as aname, pronounced /ˈbʌf.ɪt/.

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 32768, this pair ranks #335,078 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of buffer vs Buffett

Shared letters: befu. Private to "buffer": r. Private to "Buffett": t.

"buffer" · 6 letters · shape CVCCVC  ·  "Buffett" · 7 letters · shape CVCCVCC

Known mistypes of this pair

  • bufferbbuffer · bfufer · bufefr · bufer · bufferr · buffre · ubffer
  • Buffettbbuffett · bfufett · bufeftt · bufett · bufftet · ubffett

Frequently Asked Questions

Do "buffer" and "Buffett" mean the same thing in a sentence?
No - they are not even the same part of speech. "buffer" is a noun and "Buffett" a name, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "buffer" vs "Buffett" - which ranks higher?
"buffer" is the more common of the two: it sits at frequency rank #9,856 in our English list, against #22,912 for "Buffett". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

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 "buffer" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Buffett" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #335,078 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "buffer" and "Buffett" also get mixed up with nearby pairs, the highest-scored neighbour is "buffer vs buller". 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 #335,078 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