Which to use
“rouler” is a verb and “roulis” is a noun - they look or sound alike but fill different roles in a sentence.
- #5,075
- “rouler” frequency rank
- #44,150
- “roulis” frequency rank
- 49225
- confusion score
Side-by-Side Comparison
| Feature | rouler | roulis |
|---|---|---|
| Definition | Faire avancer une chose en la faisant tourner sur elle-même. | Balancement d’un navire qui roule, qui penche alternativement de droite à gauche et de gauche à droite. |
Where the eye mixes rouler and roulis
Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.
Look-alike desk: rouler vs roulis
These two trip readers on the page rather than in the ear: rouler is \ʁu.le\ while roulis is \ʁu.li\. 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 (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 49225, derived from the frequency rank of both members and their visual similarity.
rouler is recorded at frequency rank #5,075, classified as averb, pronounced \ʁu.le\. roulis is at rank #44,150, tagged as anoun, pronounced \ʁu.li\.
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 49225, this pair ranks #172,390 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of rouler vs roulis
Shared letters: loru. Private to "rouler": e. Private to "roulis": is.
"rouler" · 6 letters · shape CVVCVC · "roulis" · 6 letters · shape CVVCVC
Known mistypes of this pair
Frequently Asked Questions
Is swapping "rouler" for "roulis" ever safe?
Frequency check: "rouler" vs "roulis" - which ranks higher?
What to do next
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "rouler" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "roulis" - compare definitions side by side with the headword page. Word entry
- This pair ranks #172,390 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "rouler" and "roulis" also get mixed up with nearby pairs, the highest-scored neighbour is "rotules vs roulis". 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 #172,390 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.