General "master":
* Mwalimu: This is the most common word for "teacher" or "master" in a general sense. It can also refer to someone who is skilled in a particular area, like a master craftsman.
* Bwana: This word is more formal and can mean "sir" or "mister." It can also be used as a term of respect for someone in authority or a master of a certain skill.
Specific "master":
* Mkuu: This word means "chief" or "head," and can be used for someone who is in charge or a master of something.
* Mwenye nyumba: This literally means "owner of the house," and can be used to refer to a landlord or a master of a household.
Other relevant words:
* Mwenyewe: This word means "owner" or "possessor," and can be used to refer to someone who has mastery over something.
The best translation depends on the specific situation and the nuance you want to convey.