sniffer

/ˈsnɪfɚ/

//ˈsnɪfɚ// noun

By · According to Wiktionary data (CC BY-SA) ·

"sniffer" is a 7-letter English headword indexed on PlainSpell.

The verdict

“sniffer” has 9 generated spelling variants in the English index at frequency #47,338. The variants make it a useful spelling check.

#47,338
frequency rank, English
6,566
“S” headwords
9
tracked misspellings
8
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - One who sniffs.

Corpus desk

Index EN-sniffer · sniffer · English

sniffer · rank #47,338 · 9 variants · 8 confusables

  • FREQ-MID #47,338
  • LEN-LONG 7 letters
  • VOW-2 2 vowels
  • CONFUS-MID 8 pairs
  • VAR-MID 9 variants
  • BOOK-DENSE 6,566
  • PHOTO-FINISH Skoda

Nearest frequency peer: Skoda (-2 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.

Rank peers near misspelling magnet “sniffer”

Same rarity band: useful when a typo lands on a peer headword

corpus weight

What this shows “sniffer” sits among these FrequencyWords peers; misspelling depth is tracked separately in the edit-distance chart.

Source FrequencyWords open word-frequency list As of September 3, 2026

Visual similarity to commonly confused words

How many letter changes separate each confused pair (Levenshtein distance, normalized).

sniffer vs suffer
71% similar
sniffer vs sniper
71% similar
sniffer vs staffer
71% similar

Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).

Key facts for sniffer
PropertyValue
Headwordsniffer
LanguageEnglish
Part of speechNoun
IPA/ˈsnɪfɚ/
Letters7
Frequency rank#47,338
Misspellings tracked9
Confusable pairs8
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “sniffer”

This scale runs from the tiny cluster of words that carry ordinary speech (left) to the long tail of words almost nobody reaches for (right).snifferlands here:

#1#100#1K#10K#100K
← used constantlyrarely used →

Ticks step logarithmically, so each one marks a roughly tenfold drop in how often the word turns up. Same rarity band neighbours include “Skoda” (#47,336), “Sinhalese” (#47,335), “socialise” (#47,341). Among 6,566 “S” headwords, “sniffer” is #47,338. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 9 spelling variants around sniffer (IPA /ˈsnɪfɚ/), anoun. Corpus frequency is #47,338 among 6,566 “S” headwords. Wiktionary lists 3 senses, so context still picks the gloss.

Our generated misspelling index lists 9 likely wrong-spelling variants for sniffer, with forms such as "nsiffer", "sinffer", and "snfifer". Each variant is a distinct typo pattern an edit-distance generator flags, typically a doubled-consonant error, a silent-letter drop, or a vowel substitution. It also participates in 8 confusable-pair relationships, "suffer", "sniper", "staffer", and more, since the words sound or look close enough that writers reach for the wrong one mid-sentence.

Etymologically, the entry records: From sniff + -er. The correct English form is sniffer, spelled S-N-I-F-F-E-R.

Definition

  1. 1
    One who sniffs.
  2. 2
    The nose.
  3. 3
    A software or hardware tool for intercepting and logging network traffic.

Etymology

From sniff + -er.

Common misspellings

Also misspelled as:

  • nsiffer
  • sinffer
  • snfifer
  • snifefr
  • snifer
  • snifferr
  • sniffre
  • snniffer
  • ssniffer

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of sniffer - measured in single-character edits (insert, delete, or substitute a letter). Larger bars are easier to catch; one-edit slips are the sneakiest.

nsiffer2sinffer2snfifer2snifefr2snifer1snifferr1sniffre2snniffer1
Edit distance from "sniffer"

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

How do you spell "sniffer"?
"sniffer" is spelled S-N-I-F-F-E-R. The IPA pronunciation is /ˈsnɪfɚ/.
What does "sniffer" mean?
As a noun, "sniffer" means: One who sniffs.
What words are commonly confused with "sniffer"?
"sniffer" is commonly confused with "suffer", "sniper", "staffer". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "sniffer"?
The IPA (International Phonetic Alphabet) transcription for "sniffer" is /ˈsnɪfɚ/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "sniffer"?
From sniff + -er. See the full etymology section above for more details.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Similar English words by spelling shape

Same letter count and similar misspelling depth for "sniffer", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 7 letters (nearest by frequency rank).

splints#47,346squalid#47,349Sandown#47,318Saladin#47,316

Similar misspelling depth

Headwords with a similar count of attested misspellings (9 here; floor ≥5).

staves9 variantstahrir9 variantsThanet9 variantsquacks9 variants

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list