The highest city in Africa is a city by the name of Addis Ababa. This is based on the highest altitude above sea level.
Denigration: Used in both classic and cyberbullying, denigration is a term used to describe when cyberbullies send, post, or publish cruel rumors, gossip and untrue statements about a target child to intentionally damage their reputation or friendships.
aspersion, calumny, slander, defamation, denigration(noun) an abusive attack on a person's character or good name. defamation(Noun) Act of injuring another's reputation by any slanderous communication, written or oral; the wrong of maliciously injuring the good name of another; slander; detraction; calumny; aspersion.