Rubicon
\ʁy.bi.kɔ̃\
The verdict
“Rubicon” is uncommon French (frequency #55,573 among 507,453 “R” headwords), classed as a proper noun. The kind of spelling people second-guess.
- #55,573
- frequency rank, French
- 507,453
- “R” headwords
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Petit fleuve d’Italie qui se jette dans la mer Adriatique.
| 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) |
Where “Rubicon” sits in French frequency
Rare enough to double-check
Rubicon is uncommon French at frequency #55,573 among 507,453 “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.
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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Using “Rubicon”
The practical upshot for anyone who landed here from a spell-check.
- The one correct French spelling is R-U-B-I-C-O-N - every other letter order is a misspelling in standard orthography.
- Say it as \ʁy.bi.kɔ̃\ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
- Browse more French words and confusable pairs in the same reference. French words
Other uncommon French words near this rank
Data Source
Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.