BPIvsbutWhich spelling fits?

Which to use

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

#40,636
“BPI” frequency rank
#423
“but” frequency rank
41059
confusion score

Side-by-Side Comparison

Feature BPI but
Definition Bibliothèque publique d'information, au centre culturel Beaubourg. Objectif, cible.

Where the eye mixes BPI and but

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch
BPI
3 ch
but

Visual trap between BPI and but

A purely visual mix-up. BPI (\be.pe.i\) and but (\byt\) 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 41059, derived from the frequency rank of both members and their visual similarity.

BPI is recorded at frequency rank #40,636, classified as anoun, pronounced \be.pe.i\. but is at rank #423, tagged as anoun, pronounced \byt\.

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 41059, this pair ranks #235,833 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of BPI vs but

Shared letters: b. Private to "BPI": ip. Private to "but": tu.

"BPI" · 3 letters · shape CCV  ·  "but" · 3 letters · shape CVC

Frequently Asked Questions

Is swapping "BPI" for "but" ever safe?
No. They are said differently (\be.pe.i\ versus \byt\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "BPI" or "but"?
"but" is the more common of the two: it sits at frequency rank #423 in our French list, against #40,636 for "BPI". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

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 "BPI" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "but" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #235,833 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "BPI" and "but" also get mixed up with nearby pairs, the highest-scored neighbour is "ber vs BPI". Nearby pair

Confusion rank #235,833 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list