ridervsruerWhich spelling fits?

Which to use

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

#26,515
“rider” frequency rank
#39,989
“ruer” frequency rank
66504
confusion score

Side-by-Side Comparison

Feature rider ruer
Definition Faire des rides, causer des rides. Jeter ou lancer vivement.

Where the eye mixes rider and ruer

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. rider runs 5 letters (CVCVC) against ruer's 4 (CVVC) - the length gap alone is often enough to separate them once you know to check it.

5 ch
rider
4 ch
ruer

Why the eye confuses rider with ruer

A purely visual mix-up. rider (\ʁi.de\) and ruer (\ʁɥe\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 66504, derived from the frequency rank of both members and their visual similarity.

rider is recorded at frequency rank #26,515, classified as averb, pronounced \ʁi.de\. ruer is at rank #39,989, tagged as averb, pronounced \ʁɥe\.

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 66504, this pair ranks #67,518 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of rider vs ruer

Shared letters: er. Private to "rider": di. Private to "ruer": u.

"rider" · 5 letters · shape CVCVC  ·  "ruer" · 4 letters · shape CVVC

Known mistypes of this pair

  • rider ← irder · rdier · ridder · riderr · ridre · riedr · rrider
  • ruer ← reur · rruer · ruerr · rure · urer

Frequently Asked Questions

Is swapping "rider" for "ruer" ever safe?
No. They are said differently (\ʁi.de\ versus \ʁɥe\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "rider" vs "ruer" - which ranks higher?
"rider" is the more common of the two: it sits at frequency rank #26,515 in our French list, against #39,989 for "ruer". 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 "rider" and "ruer" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "rider" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "ruer" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #67,518 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "rider" and "ruer" also get mixed up with nearby pairs, the highest-scored neighbour is "rouet vs ruer". 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 #67,518 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