IPA: /ˈskuːlˌmɑːstər/
KK: /ˈskulˌmæs.tɚ/
A man who teaches or educates others, especially in a school setting.
The schoolmaster was respected by all the students for his dedication to teaching.
Schoolmaster → It is formed from "school" (from Old Greek "scholē", meaning leisure or discussion) and "master" (from Old French "maistre", meaning teacher or one who has authority). The word "schoolmaster" refers to a teacher or one who has authority in a school setting.
Think of a 'school' as a place for 'discussion' and 'leisure', and a 'master' as someone who teaches or has authority. This helps you remember that a schoolmaster is someone who teaches in a school.
No commonly confused words.