Sentence:  O, it offends me to the soul to hear a robustious periwig-pated fellow tear a passion to tatters, to very rags, to split the ears of the <WSD>groundlings</WSD>, who for the most part are capable of nothing but inexplicable dumbshows and noise: 
Meaning of the word marked with <WSD> tags:  An audience member in the cheap section (usually standing; originally in Elizabethan theater).