Noun:

ড্রিল মাস্টার,

drill master's Usage Examples:

Talmadge—Keaton's sister-in-law—and the silent film actor Harrison Ford; and a drill master in the Clyde Cook comedy The Misfit, released in March 1924, after Roberts'.

projectileman; tower operator; drill instructor, senior drill instructor and drill master; battery section chief and battery gunnery sergeant, Assistant Marine.

instructor, Drill Instructor School instructor, and Recruit Training Regiment drill master.

Synonyms:

old master; creative person; artist; maestro;

Antonyms:

ignore; lose track; forget; reject; inferior;