Dupuy
"dupuy" is a 5-letter English headword indexed on PlainSpell.
The verdict
“Dupuy” is uncommon English (frequency #80,406 among 3,470 “D” headwords), classed as a proper noun. The kind of spelling people second-guess.
- #80,406
- frequency rank, English
- 3,470
- “D” headwords
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A surname from French.
Corpus desk
Index EN-dupuy · Dupuy · English
Dupuy · rank #80,406 · 0 variants · 0 confusables
- FREQ-RARE #80,406
- LEN-MID 5 letters
- VOW-3 3 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-MID 3,470
- PHOTO-FINISH dural
Nearest frequency peer: dural (+1 rank slots)
Read with this headword: Spelling guide for this pattern
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.
Long-tail ranks near “Dupuy”
Sparse band: bars invert rank so rarer forms read shorter
- drumline
drumline
19,599 corpus weight
- drunker
drunker
19,598 corpus weight
- duodenal
duodenal
19,597 corpus weight
- Dupuy
Dupuy
19,595 corpus weight
- dural
dural
19,594 corpus weight
- earache
earache
19,591 corpus weight
What this shows Long-tail view: where “Dupuy” sits against similarly uncommon English ranks.
| Property | Value |
|---|---|
| Headword | Dupuy |
| Language | English |
| Part of speech | Proper noun |
| Letters | 5 |
| Frequency rank | #80,406 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “Dupuy” in English
Rare enough to double-check
Dupuy is uncommon English at frequency #80,406 among 3,470 “D” headwords, classed as aproper noun. Rarity is why readers land here mid-draft. Gloss: "A surname from French.".
Our edit-distance generator produced no likely misspellings for Dupuy, typically a sign the spelling maps closely to how the word sounds. No confusable counterpart is on file for this word, since its spelling is unusual enough that it doesn't cluster with a lookalike.
Etymologically, the entry records: Borrowed from French Dupuy. The correct English form is Dupuy, spelled D-U-P-U-Y.
Definition
- 1A surname from French.
Recorded use
Wiktionary exampleThese source excerpts show how Dupuy appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
In 1964, Dupuy developed the “Theoretical Lethality Index” (TLI), which calculated the lethal capacity of weapons across time. The TLI table showed how many persons a soldier with a weapon could theoretically kill in one hour.
Etymology
Borrowed from French Dupuy.
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 English corpus, MIT). See the methodology for how each field is sourced and updated.
Frequently Asked Questions
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Similar English words by spelling shape
Same letter count and similar misspelling depth for "Dupuy", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 5 letters (nearest by frequency rank).