The most important part of something.
a long, eventful journey
The task is so difficult that it exhausts you.
Scrub it in order to clean it.
The ranking of groups based on their importance.
A part that is absolutely necessary for something to work.
A way of entertaining someone with your stories.
When you look slowly across something from side to side.
When you act in a way that shows deep respect for someone or something.
A example of the best or model of something.