bumptious[adjective]Synonyms: cocky, arrogant, brash, conceited, forward, full of oneself, overconfident, pushy
(informal), self-assertive
[TahlilGaran] English Synonym Dictionary ▲
bump‧tious /ˈbʌmpʃəs/
adjective too proud of your abilities in a way that annoys other people
Synonym : arrogant—bumptiously adverb—bumptiousness noun [uncountable] [TahlilGaran] Dictionary of Contemporary English ▲