pacifier

/ˈpæsɪfaɪə/

//ˈpæsɪfaɪə// noun

"pacifier" is a 8-letter English headword indexed on PlainSpell.

The verdict

“pacifier” is a moderately-common English word, ranked #44,987 in English word frequency and used as a noun.

#44,987
frequency rank, English
8
letters
11
tracked misspellings
5
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Someone or something that pacifies.

Visual similarity to commonly confused words

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

pacifier vs pacifist
75% similar
pacifier vs pacifism
75% similar
pacifier vs purifier
75% similar

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

Key facts for pacifier
PropertyValue
Headwordpacifier
LanguageEnglish
Part of speechNoun
IPA/ˈpæsɪfaɪə/
Letters8
Frequency rank#44,987
Misspellings tracked11
Confusable pairs5
SourceWiktionary (kaikki.org)

Where “pacifier” sits in English frequency

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right). pacifier lands here:

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

Scale is logarithmic (each tick is 10× rarer). Source: FrequencyWords open word-frequency list.

Spelling & Dictionary Insight

The English entry for pacifier is 8 letters long, classified as a noun, and transcribed in the International Phonetic Alphabet as /ˈpæsɪfaɪə/. Corpus data places it at rank #44,987 in overall English word frequency, marking it as uncommon enough that many writers pause before typing it. Wiktionary records 2 distinct senses for this headword, so context determines which meaning a reader should apply.

Our generated misspelling index lists 11 likely wrong-spelling variants for pacifier, with forms such as "apcifier", "paccifier", and "pacfiier". 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 5 confusable-pair relationships, "pacifist", "pacifism", "purifier", and more, since the words sound or look close enough that writers reach for the wrong one mid-sentence.

Etymologically, the entry records: From pacify + -er. The correct English form is pacifier, spelled P-A-C-I-F-I-E-R.

Definition

  1. 1
    Someone or something that pacifies.
  2. 2
    A rubber or plastic device imitating a nipple that goes into a baby’s mouth, used to calm and quiet the baby.

Etymology

From pacify + -er.

Synonyms

This word in other languages

Common misspellings

Also misspelled as: apcifier,paccifier,pacfiier,pacifeir,paciffier,pacifierr,pacifire,paciifer,paicfier,pcaifier,ppacifier

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of pacifier - expressed in single-character edits (insert, delete, or swap one letter). Bigger bars stand out at a glance; a one-edit slip is the hardest to catch.

apcifier2paccifier1pacfiier2pacifeir2paciffier1pacifierr1pacifire2paciifer2
Edit distance from "pacifier"

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 "pacifier"?
"pacifier" is spelled P-A-C-I-F-I-E-R. The IPA pronunciation is /ˈpæsɪfaɪə/.
What does "pacifier" mean?
As a noun, "pacifier" means: Someone or something that pacifies.
What words are commonly confused with "pacifier"?
"pacifier" is commonly confused with "pacifist", "pacifism", "purifier". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "pacifier"?
The IPA (International Phonetic Alphabet) transcription for "pacifier" is /ˈpæsɪfaɪə/. 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 "pacifier"?
From pacify + -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.

Using “pacifier”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct English spelling is P-A-C-I-F-I-E-R - every other letter order is a misspelling in standard orthography.
  • Say it as /ˈpæsɪfaɪə/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Don't mix it up with “pacifist” - see the side-by-side comparison. pacifier vs pacifist
  • Browse more English words and confusable pairs in the same reference. English words
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.

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

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list