The 20th English word is "appointment." Here are at least four aspects of its meaning:
1. Noun: A meeting scheduled in advance. This can be for business, medical or personal reasons, such as a job interview, doctor's visit or dinner with a friend.
2. Verb: To designate or set a specific time or date for something. For example, you might use this word to indicate that you are going to make an appointment with your dentist or hairdresser.
3. Responsibility: An appointment can also refer to a position or job that someone is given, such as a political appointment, where someone is appointed by an authority figure to fulfill a particular duty.
4. Honor: An appointment can also be an honorary title, such as a knighthood, that is bestowed upon someone as recognition for their achievements or contributions to society.