It mean having one's feelings and expression under control; calm:
a very talented and composed young player
Perpetrator means "the person that did the deed." You are being accused of being the person that did "it."
Stop being a mean person.
Then you are being prejudice.
Y
Being catty means they are being feisty or snappy, and quick to anger. A catty person usually talks back to people.
Having steadiness of character means being consistently reliable, composed, and unwavering in your beliefs or actions. It signifies a person's ability to remain calm and confident in the face of challenges or difficulties, and to stay true to their principles and values.
You are a great person, but I don't appreciate you being mean. So please stop
That person was just being mean. Some people say stupid stuff every day.
being someones slave or you have do whatever that person tells you to do
It means to look after a child or disabled person.
It means to be very rude to a certain person.
it means that is in 3rd person e.g. Be being was is those are the sections there are also 1st person 2nd person and third person.