niff
/nɪf/
"niff" is a 4-letter English headword indexed on PlainSpell.
The verdict
“niff” is uncommon English (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.
- Unranked
- below top-frequency English
- 4
- letters
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A bad smell.
Corpus desk
Index EN-niff · niff · English
niff · unranked · 0 variants · 0 confusables
- FREQ-UNRANKED Unranked
- LEN-MID 4 letters
- VOW-1 1 vowel
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-THIN "N" thin
- PHOTO-UNK Peer pending
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.
| Property | Value |
|---|---|
| Headword | niff |
| Language | English |
| Part of speech | Noun |
| IPA | /nɪf/ |
| Letters | 4 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “niff” in English
Rare enough to double-check
niff is uncommon English outside the top frequency list, classed as anoun, transcribed /nɪf/. Rarity is why readers land here mid-draft. 2 senses are on record.
No misspelling variants are generated for niff in our index, since its letter sequence doesn't invite the usual edit-distance slips. This entry stands alone in our confusable dataset, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.
Our source data has no etymology on file for this entry, so its spelling is best explained by sound-to-letter mapping rather than etymology. The correct English form is niff, spelled N-I-F-F.
Definition
- 1A bad smell.
- 2A sulk or sullen mood.
Recorded use
Wiktionary examplesThese source excerpts show how niff appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
Whew, there's a bit of a niff in here. Is that your socks?
Police helicopters blared loudspeaker warnings about the smelly man. Soon afterwards, a nosy motel receptionist noticed a nasty niff from a new guest.
Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA). See the methodology for how each field is sourced and updated.