Synonyms of mouth in English:

mouth


See definition of mouth

noun

1

SYNONYMS
lips, jaws
maw, muzzle
informal trap, chops, kisser
British informal gob, cakehole, mush, laughing gear
North American informal puss, bazoo, yap
Northern Irish informal bake

2‘the mouth of the cave’

SYNONYMS
entrance, opening, entry, way in, entryway, inlet, access, ingress
door, doorway, gateway, gate, portal, aperture, orifice, vent
way out, exit

3‘the mouth of the bottle’

SYNONYMS
opening, rim, lip

4‘the mouth of the river’

SYNONYMS
outfall, outlet, debouchment, embouchure, debouchure
estuary, firth

5‘he's not all mouth—he gets results’

SYNONYMS
boasting, bragging, empty talk, idle talk, bombast, fustian
informal hot air, gas
literary braggadocio, rodomontade

6‘you've got more mouth than anyone I've ever known’

SYNONYMS
impudence, cheek, cheekiness, insolence, impertinence, effrontery, audacity, audaciousness, boldness, presumption, presumptuousness, sauciness, incivility, rudeness, disrespect
informal lip, nerve, neck, brass neck
British informal sauce, backchat
North American informal sass, sassiness, back talk, smart mouth
archaic malapertness

verb

1‘he mouthed platitudes in soothing tones’

SYNONYMS
utter, speak, say
pronounce, enunciate, articulate, voice, express, vocalize, verbalize
say insincerely, say for form's sake

Phrases

    keep one's mouth shut


    SYNONYMS
    say nothing, keep quiet, not breathe a word, not tell a soul, not give the game away, keep it under one's hat
    informal keep mum, keep one's cards close to one's chest, play one's cards close to one's chest, not let the cat out of the bag
    down in the mouth


    SYNONYMS
    unhappy, dejected, sad, miserable, down, downhearted, downcast, depressed, blue, melancholy, gloomy, glum, dispirited, discouraged, disheartened, despondent, disconsolate, with a long face, forlorn, crestfallen, woebegone, subdued, fed up, out of sorts, low, in low spirits, in the doldrums, heavy-hearted
    informal down in the dumps
    British informal brassed off, cheesed off, browned off, peed off
    North American informal teed off, ticked off
    vulgar slang pissed off
    mouth off

    ‘he was mouthing off about school, teachers, and society in general’


    SYNONYMS
    rant, spout, declaim, rave, jabber, sound off