This is the 4543rd most frequent Japanese word.
師匠
Master or mentor.
Here, 師匠 is used to denote a mentor who instructs a disciple, specifically in the cultural art of tea ceremony.
師匠は弟子に茶道を教えています。
The master is teaching the tea ceremony to the pupil.
In this sentence, 師匠 refers to a highly skilled individual guiding someone else in the culinary arts.
彼は料理の師匠を持つことで、より腕を磨きました。
He improved his cooking skills by having a master chef as a mentor.
Here, 師匠 is used to signify a respected teacher who imparted important skills or knowledge.