WordNet: blusterer, loudmouth

a person who causes trouble by speaking indiscreetly

• hypernym bad hat, mischief-maker, trouble maker, troublemaker, troubler

blusterer

• (englanti) bluster (derivationally related)

• (englanti) bluster (derivationally related)
• (suomi) mahtailija (synonyymi)

loudmouth

• (suomi) suurisuu (synonyymi)