Sentence:  Furthermore, when the play juxtaposes aristocratic violence with artisanal civility, it shows the artisans as the social group that better embodies civility, and the mocking accusations of bestial inferiority leveled at the <WSD>mechanicals</WSD> by the aristrocratic characters are revealed as a hollow discourse that attempts to bolster and naturalize established privilege. 
Meaning of the word marked with <WSD> tags:  One who does manual labor, especially one who is similar to Shakespeare's "rude mechanicals"