Usage:He uses coarse language while speaking to youngsters.
Usage:He got annoyed with her rude behaviour.
I dont like rude jokes.
The news that she has lost her father came as a rude shock.
Usage:Some people think it is impolite to ask someones age.
Usage:He was forced to make a hasty and indecorous departure without his clothes.
Usage:The unmannerly behaviour of teenagers is not a healthy trend.