Which to use
“ruby” and “rus” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #19,668
- “ruby” frequency rank
- #37,537
- “rus” frequency rank
- 57205
- confusion score
Side-by-Side Comparison
| Feature | ruby | rus |
|---|---|---|
| Definition | Rubis. | Pluriel de ru. |
Where the eye mixes ruby and rus
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Look-alike desk: ruby vs rus
A purely visual mix-up. ruby (\ˈɹuː.bi\) and rus (\ʁy\) 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 57205, derived from the frequency rank of both members and their visual similarity.
ruby is recorded at frequency rank #19,668, classified as anoun, pronounced \ˈɹuː.bi\. rus is at rank #37,537, tagged as anoun, pronounced \ʁy\.
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 57205, this pair ranks #116,426 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of ruby vs rus
Shared letters: ru. Private to "ruby": by. Private to "rus": s.
"ruby" · 4 letters · shape CVCV · "rus" · 3 letters · shape CVC
Known mistypes of this pair
- ruby ← rbuy · rruby · rubby · rubyy · ruyb · urby
Frequently Asked Questions
Do "ruby" and "rus" mean the same thing in a sentence?
In ordinary French text, does "ruby" or "rus" show up more?
Useful next steps
Eye-level mix-up between "ruby" and "rus" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "ruby" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "rus" - compare definitions side by side with the headword page. Word entry
- This pair ranks #116,426 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "ruby" and "rus" also get mixed up with nearby pairs, the highest-scored neighbour is "Rhys vs rus". 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 #116,426 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.