* Noun: A person who is skilled in a particular art or craft.
* Example: "He is a master of the piano."
* Noun: A person who is in charge or control of something.
* Example: "The master of the house was away on business."
* Noun: A person who is skilled in a particular area, especially one who has achieved a high level of expertise.
* Example: "The master of the art of deception."
* Verb: To become proficient in something.
* Example: "She mastered the art of cooking."
* Adjective: Skilled, expert, or very good at something.
* Example: "He is a master craftsman."
* Adjective: Serving as a chief executive officer (CEO) or top-level manager.
* Example: "Master bedroom."
It's important to understand the context in which the word "master" is used to determine its specific part of speech.