Cách sử dụng
"Frightful" is an adjective that is used to describe something that is very scary or unpleasant. You can use it to describe things like a frightening movie, a dark and creepy forest or an extremely cold and windy day. It can also be used to describe a person's behavior or actions that are frightening or unpleasant. However, it is important to note that "frightful" is not a word that is commonly used in everyday conversation, so you may not hear it very often.