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Use "boastful" in a sentence
"But Ahmed's defense attorney countered during the bench trial that investigators had no evidence that Ahmed sought to act on what he called boastful chatter from a misguided student."
"His defense attorney says investigators had no evidence that the suspect meant to act on what he calls boastful chatter."
"Roosters are defined as boastful, cocky, hard-working and flashy ding! ding! slide-whistle! ding!"