adjective describes or modifies a noun or pronoun, in this case, it describes the manner in which something is done
adverb modifies a verb, adjective, or other adverb by providing information on how the action is performed
noun a person who seeks attention by displaying their accomplishments or possessions
verb to behave in a way that is intended to attract attention or admiration
noun a boastful action or speech; boast
verb to boast or brag about one's own achievements or possessions