Translation of "assert" - English-Russian dictionary

assert

verb uk us /əˈsɜːt/
assert yourself

to behave or speak in a strong, confident way

вести себя уверенно
She has to learn to assert herself.
assert your authority/control/independence, etc

to do something to show other people that you have power

отстаивать свое положение/свою позицию/независимость и т. д.

[ T ] formal to say that something is certainly true

утверждать
[ + that ] He asserts that she stole money from him.

(Translation of “assert” from the Cambridge English–Russian Dictionary © Cambridge University Press)