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mouth

Definition, pronunciation, etymology, and usage for the English word. Free spelling reference powered by Wiktionary.

Letters

5 characters

Language

English

word origin

Source

Wiktionary

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Detailed reference entry for the English word "mouth", 5-letters, with pronunciation in International Phonetic Alphabet notation, etymology traced through Germanic and Romance roots where applicable, common misspelling variants catalogued from Hunspell error dictionaries, and usage frequency ranked against the top 100,000 English words in the Wordfreq corpus. PlainSpell covers English, Spanish, Portuguese, French, and German spelling with confusable-pair detection that highlights visually and phonetically similar words. This entry for "mouth" includes synonyms, antonyms, homophones, and cross-language translation pointers sourced from Wiktionary via the kaikki.org extract. Whether you are verifying the correct spelling of "mouth" for academic writing, checking homophone confusion, or exploring etymological origins, this page provides a citation-backed, free reference that requires no sign-up.

mouth is aEnglishnoun. It means: The front opening of a creature through which food is ingested. Pronounced /maʊθ/. It ranks #1,569 in English word frequency. Often confused with muh and much.

Key facts for mouth
PropertyValue
Headwordmouth
LanguageEnglish
Part of speechNoun
IPA/maʊθ/
Letters5
Frequency rank#1,569
Misspellings tracked7
Confusable pairs20
SourceWiktionary (kaikki.org)

Frequency rank visualization

Position of mouth in English word frequency (lower rank = more common)

Source: Wordfreq corpus

Spelling & Dictionary Insight

The English entry for mouth is 5 letters long, classified as anoun, and transcribed in the International Phonetic Alphabet as /maʊθ/. Corpus data places it at rank #1,569 in overall English word frequency, indicating it appears regularly in written and spoken text.Wiktionary records 9 distinct senses for this headword, so context determines which meaning a reader should apply.

Our Hunspell-derived misspelling index lists 7 documented wrong-spelling variants for mouth, with forms such as "mmouth", "motuh", and "mouht". Each variant represents a distinct typo pattern that appears often enough in corpora to be worth flagging, typically a doubled-consonant error, a silent-letter drop, or a vowel substitution.It also participates in 20 confusable-pair relationships, "muh", "much", "myth", and more, where similar look or sound leads writers to substitute one word for another in context.

Etymologically, the entry records: From Middle English mouth, from Old English mūþ, from Proto-West Germanic *munþ, from Proto-Germanic *munþaz (“mouth”), from Proto-Indo-European *ment- (“to chew; jaw, mouth”). Cognate with Scots mooth (“mouth”), North Frisian mös, müs, Mür (“mouth”), West … Root origin matters for spelling because borrowed morphemes (Greek, Latin, Old French, Old English) carry their source-language orthographic conventions into modern English, which is why historical etymology is often the cleanest predictor of whether a cluster like "-ough", "-eau", or "-tion" will appear. For readers arriving here from a spelling check, the authoritative guidance is: the correct English form is mouth, spelled M-O-U-T-H, and any other sequence of those letters, regardless of how natural it feels, is a misspelling in standard orthography.

Definition

  1. 1
    The front opening of a creature through which food is ingested.
  2. 2
    The end of a river out of which water flows into a sea or other large body of water; or the end of a tributary out of which water flows into a larger river.
  3. 3
    An outlet, aperture or orifice.
  4. 4
    A loud or overly talkative person.
  5. 5
    A gossip.
  6. 6
    The crosspiece of a bridle bit, which enters the mouth of an animal.
  7. 7
    A principal speaker; one who utters the common opinion; a mouthpiece.
  8. 8
    Speech; language; testimony.
  9. 9
    A wry face; a grimace; a mow.

Etymology

From Middle English mouth, from Old English mūþ, from Proto-West Germanic *munþ, from Proto-Germanic *munþaz (“mouth”), from Proto-Indo-European *ment- (“to chew; jaw, mouth”). Cognate with Scots mooth (“mouth”), North Frisian mös, müs, Mür (“mouth”), West Frisian mûn (“mouth”), Dutch mond (“mouth”), muide (“river mouth”) and mui (“riptide”), German Mund (“mouth”), Luxembourgish Mond (“mouth”), Danish mund (“mouth”), Faroese muður, munnur (“mouth”), Icelandic munnur (“mouth”), Swedish mun (“mouth”), Norwegian munn (“mouth”), Gothic 𐌼𐌿𐌽𐌸𐍃 (munþs, “mouth”), Latin mentum (“chin”) and mandō (“to chew”), Ancient Greek μάσταξ (mástax, “jaws, mouth”) and μασάομαι (masáomai, “to chew”), Albanian mjekër (“chin, beard”), Welsh mant (“jawbone”), Hittite [script needed] (mēni, “chin”). The verb is from Middle English mouthen, from the noun.

Synonyms

This word in other languages

Common misspellings

Also misspelled as: mmouth,motuh,mouht,mouthh,moutth,muoth,omuth

Misspelling Pattern Breakdown

Relative frequency of common misspelling types for mouth

Misspelling Variants of "mouth"

mmouth6motuh5mouht5mouthh6moutth6muoth5omuth5
Misspelling Variants of "mouth"

Frequency rank: #1,569 in English

Frequently Asked Questions

How do you spell "mouth"?
"mouth" is spelled M-O-U-T-H. The IPA pronunciation is /maʊθ/.
What does "mouth" mean?
As a noun, "mouth" means: The front opening of a creature through which food is ingested.
What words are commonly confused with "mouth"?
"mouth" is commonly confused with "muh", "much", "myth". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "mouth"?
The IPA (International Phonetic Alphabet) transcription for "mouth" is /maʊθ/. 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 "mouth"?
From Middle English mouth, from Old English mūþ, from Proto-West Germanic *munþ, from Proto-Germanic *munþaz (“mouth”), from Proto-Indo-European *ment- (“to chew; jaw, mouth”). Cognate with Scots mooth (“mouth”), North Frisian mös, müs, Mür (“mout... 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.

Nearby English words

Other entries that begin with the letter M in our English index:

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Data Source: Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Frequency data from Wordfreq. Misspellings derived from Hunspell dictionaries.