RD
\ɛʁ.de\
The verdict
“RD” sits in 20 confusable pairs (corpus #15,990) as a noun. The look-alike neighbours are the real trap.
- #15,990
- frequency rank, French
- 5,742
- “R” headwords
- 20
- confusable pairs
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Route départementale
Corpus desk
Index FR-rd · RD · French
RD · rank #15,990 · 0 variants · 20 confusables
- FREQ-MID #15,990
- LEN-SHORT 2 letters
- VOW-0 0 vowels
- CONFUS-HIGH 20 pairs
- VAR-0 0 variants
- BOOK-DENSE 5,742
- PHOTO-FINISH ratée
Nearest frequency peer: ratée (-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.
Frequency neighbourhood for “RD”
Lower corpus rank = more everyday usage (inverted bar length for readability)
- quittera
quittera
84,014 corpus weight
- ratée
ratée
84,012 corpus weight
- RD
RD
84,011 corpus weight
- rechange
rechange
84,010 corpus weight
- refais
refais
84,009 corpus weight
- regroupés
regroupés
84,008 corpus weight
What this shows Bars show where “RD” sits against the nearest ranked French headwords in the FrequencyWords band, not a reprint of letter-browse containment.
Visual similarity to commonly confused words
How many letter changes separate each confused pair (Levenshtein distance, normalized).
Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).
| Property | Value |
|---|---|
| Headword | RD |
| Language | French |
| Part of speech | Noun |
| IPA | \ɛʁ.de\ |
| Letters | 2 |
| Frequency rank | #15,990 |
| Misspellings tracked | 0 |
| Confusable pairs | 20 |
| Source | Wiktionary (kaikki.org) |
Où “RD” se place dans la fréquence du français
Easy to mix with look-alikes
The spelling risk for RD is neighbouring look-alikes ("Re", "Rh", …), not just typos; it is anoun pronounced \ɛʁ.de\. Frequency #15,990 among 5,742 “R” headwords. Gloss: "Route départementale".
RD has no tracked misspelling variants, which points to an orthography that plays by predictable French rules. It also participates in 20 confusable-pair relationships, "Re", "Rh", "RT", and more, a pairing that trips writers up because the two words share enough sound or shape to blur together.
Wiktionary doesn't record an etymology for this headword, so its spelling pattern is best understood through pronunciation rather than a traceable origin. The correct French form is RD, spelled R-D.
Definition
- 1Route départementale
Recorded use
Wiktionary exampleThese source excerpts show how RD appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
Les sapeurs-pompiers sont intervenus hier vers 13 heures pour un accident de la circulation à hauteur du lieu-dit le Petit Pallet, entre Saint-Porchaire et Saintes, sur la RD 137, impliquant deux voitures et un camping-car.
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
How do you spell "RD"?
What does "RD" mean?
What words are commonly confused with "RD"?
How do you pronounce "RD"?
What language does "RD" come from?
Is PlainSpell free to use?
What to do next
You've looked up "RD". Here's where to go from here.
- "RD" maps to 20 confusable pairs in this vintage; the highest-scored is "Re". View pair
- Usage frequency rank #15,990 among French headwords in this corpus. Corpus statistics
- Browse more French words in the "R" letter cohort. R–Z browse
PlainSpell is a reference corpus, not spelling advice. Verify unusual forms in context.
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.