to express regret for a fault, mistake or error
You must apologize to people when you hurt them.

(often with 'out of') to take something away from somebody or prevent them from getting something through methods that are not honest
Parents usually teach their children that it is wrong to cheat.

to do something, usually negative
If you commit a crime, you may go to prison and lose social status.

causing to feel shame
It was embarrassing to fail the exam.

social blunder
This is considered to be a somewhat embarrassing faux pas.

a confusion
We had a slight misunderstanding over the bill.

showing respect and consideration for the needs or feelings of other people
Laughing when someone gets hurt is not polite.

not to accept, allow, or give something
The company said it would pay her more, but she may refuse the offer.

not polite; showing little regard for other people's feelings
The man who yelled at me was rude.

to stumble
Tom tripped over the rock on the ground.