비행기태우지마세요

Don't make me blush.

비행기태우지마세요

Don't flatter me so much.

Show-off 

자랑하다

Brag

허풍떨다

 :If you brag, you say in a very proud way that you have something or have done something.

Brag to sb about(of)sth 

>He bragged to his friends about the crime.

Talk big

허풍치다, 잘난 체하며 떠들다 

:tell people how good you are or promise many things

>Though he often talks big, I love him so much.

Stuck-up 

콧대가 높고 잘난척 거들먹

you mean that are very proud and unfriendly because they think they are very important.

> She is so stuck-up.