vibrervsvibreurWhat's the difference?

Quick tell: vibrer is a verb, vibreur is a noun, so they fill different roles in a sentence.

Which to use

“vibrer” is a verb and “vibreur” is a noun - they look or sound alike but fill different roles in a sentence.

#15,281
“vibrer” frequency rank
#47,676
“vibreur” frequency rank
62957
confusion score

Side-by-Side Comparison

Feature vibrer vibreur
Definition Exécuter des vibrations. Dispositif électromécanique source de vibrations (généralement non sinusoïdales) comportant un électroaimant et une lame vibrante.

Where the eye mixes vibrer and vibreur

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence. vibrer runs 6 letters (CVCCVC) against vibreur's 7 (CVCCVVC) - the length gap alone is often enough to separate them once you know to check it.

6 ch
vibrer
7 ch
vibreur

Why the eye confuses vibrer with vibreur

These two trip readers on the page rather than in the ear: vibrer is \vi.bʁe\ while vibreur is \vi.bʁœʁ\. 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 (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 62957, derived from the frequency rank of both members and their visual similarity.

vibrer is recorded at frequency rank #15,281, classified as averb, pronounced \vi.bʁe\. vibreur is at rank #47,676, tagged as anoun, pronounced \vi.bʁœʁ\.

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 62957, this pair ranks #84,370 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of vibrer vs vibreur

Shared letters: beirv. Private to "vibrer": -. Private to "vibreur": u.

"vibrer" · 6 letters · shape CVCCVC  ·  "vibreur" · 7 letters · shape CVCCVVC

Known mistypes of this pair

  • vibrerivbrer · vbirer · vibbrer · viberr · vibrerr · vibrre · vibrrer · virber
  • vibreurivbreur · vbireur · vibbreur · viberur · vibreru · vibreurr · vibrreur · vibruer

Frequently Asked Questions

Is swapping "vibrer" for "vibreur" ever safe?
No - they are not even the same part of speech. "vibrer" is a verb and "vibreur" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "vibrer" or "vibreur" show up more?
"vibrer" is the more common of the two: it sits at frequency rank #15,281 in our French list, against #47,676 for "vibreur". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "vibrer" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "vibreur" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #84,370 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "vibrer" and "vibreur" also get mixed up with nearby pairs, the highest-scored neighbour is "vibreur vs videur". 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 #84,370 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