Other
bellow - For a person or animal to emit a deep loud shout or roar, usually in pain or anger.
When Joan entered the office an hour late the third time this week, her manager Mr. Fass bellowed that if she wanted to keep her job, she should consider coming on time from now on.
Hint - A small or subtle piece of advice, suggestion, or information, often given to help someone understand something or solve a problem.

After a difficult 30 minutes in front of the group, my manager gave me a hint on how to improve my presentation.