adj. making people angry by one's bad behavior or unkind words
He yelled at the waitress, and the owner asked him to leave the restaurant because of his rude behavior.

a. uncomfortable with other people and unwilling to talk to them
He was too shy to ask Doreen out for a date.

v. to say something to someone in order to have fun by embarrassing or annoying them
Never tease someone when they are upset.

a. behave in a pleasant, kind way, and like to be with other people.
Jacob is a very friendly person.

n. small folds in the skin
Spending too much time in the sun will give you wrinkles.

v. to bring your eyebrows together so that lines appear on your face above your eyes, in an expression of anger, or worry
Sarah frowned when she learned she was not one of the winners.

v. to represent something, or to refer to someone or something
These figures mean that almost 10% of the population is out of work.

v. to speak loudly and in anger
You don't need to yell, I can hear you!

adv. without other people
She decided to walk home alone.

a. to have little or no hair on the head
Most babies are bald when they are born.