The past tense of Schoolmaster is schoolmastered.
noun. ['ˈskuːlˌmæstɝ'] presiding officer of a school.
noun. ['ˈskuːlˌmæstɝ'] any person (or institution) who acts as an educator.
noun. ['ˈskuːlˌmæstɝ'] food fish of warm Caribbean and Atlantic waters.
1. Noun, singular or mass This cedar and cypress building housed a single schoolroom on the main floor and a room upstairs where the schoolmaster and his family lived.