assert

US /əˈsɝːt/
UK /əˈsɝːt/
"assert" picture
1.

state a fact or belief confidently and forcefully

:
•
He continued to assert his innocence.
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The company asserted that the new product would revolutionize the market.
:
declarecontendmaintainstateclaim
2.

behave or speak in a way that expresses your confidence, importance, or power and earns you respect from others

:
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You need to assert yourself more in meetings.
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It's important to assert your rights.
:
insist onstand up fordefendupholdvindicate
:
assertionassertiveassertively