Rubicon
\ʁy.bi.kɔ̃\
The verdict
“Rubicon” is uncommon French (frequency #55,573 among 5,742 “R” headwords), classed as a proper noun. The kind of spelling people second-guess.
- #55,573
- frequency rank, French
- 5,742
- “R” headwords
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Petit fleuve d’Italie qui se jette dans la mer Adriatique.
Corpus desk
Index FR-rubicon · Rubicon · French
Rubicon · rank #55,573 · 0 variants · 0 confusables
- FREQ-RARE #55,573
- LEN-LONG 7 letters
- VOW-3 3 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-DENSE 5,742
- PHOTO-FINISH routard
Nearest frequency peer: routard (-1 rank slots)
Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.
Rangs de longue queue près de « Rubicon »
Bande clairsemée: les barres inversent le rang pour que le rare se lise plus court
- rongent
rongent
44,431 corpus weight
- Roussy
Roussy
44,430 corpus weight
- routard
routard
44,429 corpus weight
- Rubicon
Rubicon
44,428 corpus weight
- Rufin
Rufin
44,427 corpus weight
- réaménagé
réaménagé
44,426 corpus weight
What this shows Vue de longue queue: où « Rubicon » se situe face à des rangs français aussi rares.
| Property | Value |
|---|---|
| Headword | Rubicon |
| Language | French |
| Part of speech | Proper noun |
| IPA | \ʁy.bi.kɔ̃\ |
| Letters | 7 |
| Frequency rank | #55,573 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Longue queue: rang de « Rubicon » en français
Rare enough to double-check
Rubicon is uncommon French at frequency #55,573 among 5,742 “R” headwords, classed as aproper noun, transcribed \ʁy.bi.kɔ̃\. Rarity is why readers land here mid-draft. 4 senses are on record.
Zero misspellings are on record for Rubicon in our index, since its letter sequence doesn't invite the usual edit-distance slips. No confusable counterpart is on file for this word, suggesting its spelling stands apart enough that readers rarely confuse it with something else.
This entry carries no recorded etymology, so any spelling logic here comes from how the word's sounds map to letters, not a documented origin story. The correct French form is Rubicon, spelled R-U-B-I-C-O-N.
Definition
- 1Petit fleuve d’Italie qui se jette dans la mer Adriatique.
- 2Dans la Rome antique, ce fleuve séparait la Gaule cisalpine de l’Italie proprement dite et il était interdit de le franchir à la tête d’une armée.
- 3Symbole d'une limite hasardeuse franchie de façon irrévocable.
- 4Variante du piquet à deux.
Recorded use
Wiktionary examplesThese source excerpts show how Rubicon appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
Le Rubicon est un fleuve politique. Si on y pêche, on n’attrape qu’une friture ; si on le passe, on devient dictateur.
Passer, franchir le Rubicon.
This word in other languages
Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 French corpus, MIT). See the methodology for how each field is sourced and updated.
Frequently Asked Questions
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Similar French words by spelling shape
Same letter count and similar misspelling depth for "Rubicon", not the corpus desk frequency band.
Same letter count
Frequency-ranked French headwords with 7 letters (nearest by frequency rank).