RSF
\ɛ.ʁɛ.sɛf\
The verdict
“RSF” sits in 20 confusable pairs (corpus #44,703) as a noun. The look-alike neighbours are the real trap.
- #44,703
- frequency rank, French
- 5,742
- “R” headwords
- 20
- confusable pairs
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Abréviation de réacteur à sels fondus.
Corpus desk
Index FR-rsf · RSF · French
RSF · rank #44,703 · 0 variants · 20 confusables
- FREQ-MID #44,703
- LEN-MID 3 letters
- VOW-0 0 vowels
- CONFUS-HIGH 20 pairs
- VAR-0 0 variants
- BOOK-DENSE 5,742
- PHOTO-FINISH routage
Nearest frequency peer: routage (-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.
Voisins de fréquence du confusable « RSF »
Pairs de poids proche dans le corpus, séparés des confusables ci-dessous
- romani
romani
55,301 corpus weight
- rougeur
rougeur
55,300 corpus weight
- routage
routage
55,299 corpus weight
- RSF
RSF
55,298 corpus weight
- rudesse
rudesse
55,297 corpus weight
- rugbyman
rugbyman
55,296 corpus weight
What this shows Les barres placent « RSF » face aux lemmes français les plus proches par rang, pas un reprint du bureau des confusables.
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 | RSF |
| Language | French |
| Part of speech | Noun |
| IPA | \ɛ.ʁɛ.sɛf\ |
| Letters | 3 |
| Frequency rank | #44,703 |
| Misspellings tracked | 0 |
| Confusable pairs | 20 |
| Source | Wiktionary (kaikki.org) |
Rang de corpus près des confusables de « RSF »
Easy to mix with look-alikes
The spelling risk for RSF is neighbouring look-alikes ("RT", "ru", …), not just typos; it is anoun pronounced \ɛ.ʁɛ.sɛf\. Frequency #44,703 among 5,742 “R” headwords. Gloss: "Abréviation de réacteur à sels fondus.".
Zero misspellings are on record for RSF in our index, since its letter sequence doesn't invite the usual edit-distance slips. It also participates in 20 confusable-pair relationships, "RT", "ru", "RV", and more, since the words sound or look close enough that writers reach for the wrong one mid-sentence.
This headword's origin isn't recorded in our source data, so its spelling is best read as a straightforward mapping from sound to letter. The correct French form is RSF, spelled R-S-F.
Definition
- 1Abréviation de réacteur à sels fondus.
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 "RSF", not the corpus desk frequency band.
Same letter count
Frequency-ranked French headwords with 3 letters (nearest by frequency rank).