réglervsroulerWhat's the difference?

Which to use

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

#2,595
“régler” frequency rank
#5,075
“rouler” frequency rank
7670
confusion score

Side-by-Side Comparison

Feature régler rouler
Definition Tirer avec la règle des lignes droites sur du papier, du carton, etc. Faire avancer une chose en la faisant tourner sur elle-même.

Where the eye mixes régler and rouler

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

6 ch
régler
6 ch
rouler

Visual trap between régler and rouler

A purely visual mix-up. régler (\ʁe.ɡle\) and rouler (\ʁu.le\) 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 7670, derived from the frequency rank of both members and their visual similarity.

régler is recorded at frequency rank #2,595, classified as averb, pronounced \ʁe.ɡle\. rouler is at rank #5,075, tagged as averb, pronounced \ʁu.le\.

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 7670, this pair ranks #422,487 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of régler vs rouler

Shared letters: elr. Private to "régler": . Private to "rouler": ou.

"régler" · 6 letters · shape CVCCVC  ·  "rouler" · 6 letters · shape CVVCVC

Known mistypes of this pair

  • rouleroruler · roluer · rouelr · roulerr · rouller · roulre · rrouler · ruoler

Frequently Asked Questions

Can "régler" and "rouler" be used interchangeably?
No. They are said differently (\ʁe.ɡle\ versus \ʁu.le\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "régler" or "rouler"?
"régler" is the more common of the two: it sits at frequency rank #2,595 in our French list, against #5,075 for "rouler". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Eye-level mix-up between "régler" and "rouler" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "régler" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "rouler" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #422,487 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "régler" and "rouler" also get mixed up with nearby pairs, the highest-scored neighbour is "rouble vs rouler". 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 #422,487 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