Noun
One who imposes a task, or burdens another with labor; one whose duty is to assign tasks; an overseer.
Source: Webster's dictionaryFrivolity is a stern taskmaster. Bill Griffith
That's because I simply carried on dancing, [she said]. It was my first love, and thanks to my taskmaster of a grandmother (Yadugiri Devi), I had never stopped my Bharata Natyam. Vyjayanthimala
I'm a taskmaster. I was brought up that way, and I'm sure I imposed that on my kids. Hume Cronyn
Agent Venom is eventually recruited by General Thaddeus Ross to join his team, The Thunderbolts which includes reformed villains like Baron Zemo and Taskmaster. Source: Internet
But there's very little chance of anyone winning any kind of fight against Taskmaster. Source: Internet
In by writer Jed Mackay, artist Alessandro Vitti and colorist Guru-eFx, the Taskmaster must get close enough to Agent Coulson to duplicate his body language, and he decides to do it at the local comic book shop. Source: Internet