get above yourself
US /ɡet əˈbʌv jʊərˈself/
UK /ɡet əˈbʌv jʊərˈself/

1.
يتعالى, يتكبر, يغتر بنفسه
to think that you are better or more important than you really are
:
•
After his promotion, he started to get above himself, treating his old colleagues poorly.
بعد ترقيته، بدأ يتعالى، ويعامل زملائه القدامى بسوء.
•
Don't get above yourself just because you won one game.
لا تتعالى لمجرد أنك فزت بمباراة واحدة.