DEET
"deet" is a 4-letter English headword indexed on PlainSpell.
The verdict
“DEET” is uncommon English (frequency #78,517 among 26,416 “D” headwords), classed as a proper noun. The kind of spelling people second-guess.
- #78,517
- frequency rank, English
- 26,416
- “D” headwords
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - An insect repellent (chemical name N,N-diethyl-m-toluamide) that can be applied to skin or clothing.
| Property | Value |
|---|---|
| Headword | DEET |
| Language | English |
| Part of speech | Proper noun |
| Letters | 4 |
| Frequency rank | #78,517 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “DEET” sits in English frequency
Rare enough to double-check
DEET is uncommon English at frequency #78,517 among 26,416 “D” headwords, classed as aproper noun. Rarity is why readers land here mid-draft. Gloss: "An insect repellent (chemical name N,N-diethyl-m-toluamide) that can be applied to skin or clothing.".
Zero misspellings are on record for DEET in our index, a straightforward case of a spelling with little room for common typos. It is not paired with a close-neighbour confusable in our dataset, a sign it's visually distinctive enough not to be mixed up with another word.
Etymologically, the entry records: From d t, the initials of diethyl and toluamide in the name of the chemical. The correct English form is DEET, spelled D-E-E-T.
Definition
- 1An insect repellent (chemical name N,N-diethyl-m-toluamide) that can be applied to skin or clothing.
Etymology
From d t, the initials of diethyl and toluamide in the name of the chemical.
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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Using “DEET”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is D-E-E-T - every other letter order is a misspelling in standard orthography.
- Browse more English words and confusable pairs in the same reference. English words
Other uncommon English 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.