psyvspubTell them apart

Which to use

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

#6,544
“psy” frequency rank
#2,638
“pub” frequency rank
9182
confusion score

Side-by-Side Comparison

Feature psy pub
Definition Psychologue, psychiatre, psychothérapeute ou psychanalyste (la plupart du temps sans que soit faite la distinction entre les uns et les autres). Message publicitaire.

Where the eye mixes psy and pub

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

3 ch
psy
3 ch
pub

Look-alike desk: psy vs pub

A purely visual mix-up. psy (\psi\) and pub (\pyb\) 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 9182, derived from the frequency rank of both members and their visual similarity.

psy is recorded at frequency rank #6,544, classified as anoun, pronounced \psi\. pub is at rank #2,638, tagged as anoun, pronounced \pyb\.

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 9182, this pair ranks #417,531 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of psy vs pub

Shared letters: p. Private to "psy": sy. Private to "pub": bu.

"psy" · 3 letters · shape CCV  ·  "pub" · 3 letters · shape CVC

Frequently Asked Questions

Is swapping "psy" for "pub" ever safe?
No. They are said differently (\psi\ versus \pyb\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary French text, does "psy" or "pub" show up more?
"pub" is the more common of the two: it sits at frequency rank #2,638 in our French list, against #6,544 for "psy". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "psy" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "pub" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #417,531 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "psy" and "pub" also get mixed up with nearby pairs, the highest-scored neighbour is "pio vs psy". Nearby pair

Confusion rank #417,531 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