premvsprouWhich spelling fits?

Quick tell: prem is a noun, prou is an adverb, so they fill different roles in a sentence.

Which to use

“prem” is a noun and “prou” is an adverb - they look or sound alike but fill different roles in a sentence.

#44,108
“prem” frequency rank
#27,198
“prou” frequency rank
71306
confusion score

Side-by-Side Comparison

Feature prem prou
Definition Confusion, fatras, fouillis, enchevêtrement, mêlée. Assez, beaucoup.

Where the eye mixes prem and prou

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
prem
4 ch
prou

Why the eye confuses prem with prou

These two trip readers on the page rather than in the ear: prem is \prɛm\ while prou is \pʁu\. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (noun vs adverb), which is usually the fastest check. Our composite confusion score for this pair is 71306, derived from the frequency rank of both members and their visual similarity.

prem is recorded at frequency rank #44,108, classified as anoun, pronounced \prɛm\. prou is at rank #27,198, tagged as anadv, pronounced \pʁu\.

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 71306, this pair ranks #48,028 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of prem vs prou

Shared letters: pr. Private to "prem": em. Private to "prou": ou.

"prem" · 4 letters · shape CCVC  ·  "prou" · 4 letters · shape CCVV

Known mistypes of this pair

  • prempprem · premm · prme · prrem · rpem
  • proupprou · prrou · pruo · rpou

Frequently Asked Questions

Do "prem" and "prou" mean the same thing in a sentence?
No - they are not even the same part of speech. "prem" is a noun and "prou" an adverb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "prem" or "prou"?
"prou" is the more common of the two: it sits at frequency rank #27,198 in our French list, against #44,108 for "prem". 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 "prem" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "prou" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #48,028 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "prem" and "prou" also get mixed up with nearby pairs, the highest-scored neighbour is "prem vs prep". 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 #48,028 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