big-mouthed
Can't keep secrets
Big-mouthed describes someone who talks too much, especially about things they shouldn't.
A big-mouthed person can't keep secrets, brags excessively, or speaks without discretion: Her big-mouthed brother told everyone about the surprise party.
The term is always unflattering, suggesting someone whose speech outpaces their judgment.
One who reveals secrets
- gossipInformal talk spreading rumors
- tattletaleOne who informs on others
- talebearerOne who spreads rumors
- rumormongerOne who spreads unverified talk
snitch · leaker · informant · indiscreet · loose-lipped · telltale · betrayer · revealer
One who flaunts achievements
- blowhardBoastful empty talker
- showoffOne who flaunts abilities
- swaggeringOstentatiously self-assured manner
- bombasticExcessively inflated language
pompous · vainglorious · egotistical · cocky · arrogant · self-important · windbag · grandstanding
Noisily cheerful and energetic
- brashOffensively self-assertive
- bellowingLoud, deep shouting
- blusteringSpeaking with noisy aggression
- raucousLoud and disorderly
vociferous · clamorous · strident · stentorian · noisy · booming · thundering · outspoken
blabbermouth
One who reveals secrets
- gossipInformal talk spreading rumors
- tattletaleOne who informs on others
- talebearerOne who spreads rumors
rumormonger · snitch · leaker · informant · indiscreet · loose-lipped · telltale · betrayer · revealer · spiller
braggart
One who flaunts achievements
- blowhardBoastful empty talker
- showoffOne who flaunts abilities
- swaggeringOstentatiously self-assured manner
bombastic · pompous · vainglorious · egotistical · cocky · arrogant · self-important · windbag · grandstanding · bragging
boisterous
Noisily cheerful and energetic
- brashOffensively self-assertive
- bellowingLoud, deep shouting
- blusteringSpeaking with noisy aggression
raucous · vociferous · clamorous · strident · stentorian · noisy · booming · thundering · outspoken · overbearing
big-mouthedtaciturn
Habitually uncommunicative
quiet · close-mouthed · reticent · silent · tight-lipped
big-moutheddiscreet
Careful to avoid notice
tight-lipped · close-mouthed · closemouthed · secretive · circumspect
mouth, mouthed, biggish, loudmouth, bigmouth, loudmouths, bigmouths, mouthing off, motor-mouth