A really good and kind person.
bright spark
heart of gold
people person
golden egg
Someone who causes a lot of problems or trouble.
busy bee
wise guy
troublemaker
bad egg
Someone who is very old.
old as the hills
go getter
behind the time
wise olw
Someone who is really annoying and causes you a lot of aggravation.
pain in the neck
wimp
down to earth
dark horse
A student who disrupts the class and tries to make everybody laugh.
class clown
busy bee
troublemaker
social butterfly
