A governess is a female a teacher or caregiver employed by a family to educate a child at home.
Anya served as Salia's governess for sixteen years, while Salia, the future Daled IV head of state, grew up on Klavdia III. (TNG: "The Dauphin")
Mrs. Davenport was the governess for Beatrice Burleigh and Henry Burleigh (VOY: "Cathexis", "Learning Curve")
The term governess sometimes refers to a "female governor", however, that definition does not describe the usage of the term in these instances.