roublesvsroussesTell them apart

Quick tell: roubles is a noun, rousses is an adjective, so they fill different roles in a sentence.

Which to use

“roubles” is a noun and “rousses” is an adjective - they look or sound alike but fill different roles in a sentence.

#22,685
“roubles” frequency rank
#29,954
“rousses” frequency rank
52639
confusion score

Side-by-Side Comparison

Feature roubles rousses
Definition Pluriel de rouble. Féminin pluriel de roux.

Where the eye mixes roubles and rousses

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.

7 ch
roubles
7 ch
rousses

Visual trap between roubles and rousses

These two trip readers on the page rather than in the ear: roubles is \ʁubl\ while rousses is \ʁus\. 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 adjective), which is usually the fastest check. Our composite confusion score for this pair is 52639, derived from the frequency rank of both members and their visual similarity.

roubles is recorded at frequency rank #22,685, classified as anoun, pronounced \ʁubl\. rousses is at rank #29,954, tagged as anadj, pronounced \ʁus\.

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 52639, this pair ranks #146,290 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of roubles vs rousses

Shared letters: eorsu. Private to "roubles": bl. Private to "rousses": -.

"roubles" · 7 letters · shape CVVCCVC  ·  "rousses" · 7 letters · shape CVVCCVC

Known mistypes of this pair

  • roublesorubles · robules · roubbles · roubels · roubless · roublles · roublse · roulbes
  • roussesorusses · rosuses · rousess · roussess · roussse · rrousses · ruosses

Frequently Asked Questions

Is swapping "roubles" for "rousses" ever safe?
No - they are not even the same part of speech. "roubles" is a noun and "rousses" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "roubles" or "rousses" show up more?
"roubles" is the more common of the two: it sits at frequency rank #22,685 in our French list, against #29,954 for "rousses". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "roubles" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "rousses" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #146,290 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "roubles" and "rousses" also get mixed up with nearby pairs, the highest-scored neighbour is "Rousseff vs rousses". 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 #146,290 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