A2
behaving in a way that is not rude and shows that you do not only think about yourself
Dictionary examples:
The polite student raised his hand before sneezing. (0.0)
The polite burglar left a thank-you note. (0.0)
The polite alien asked for directions to Earth. (0.0)
I'm afraid I wasn't very polite to her. (17.5)
He was too polite to point out my mistake. (19.3)
She sent me a polite letter thanking me for my invitation. (33.8)