Sentence:  That same year, a young Gloria Steinem went undercover as a Playboy Bunny at one of his Playboy Clubs and wrote a <WSD>stinging</WSD> inside critique of the magazine's ethos and chauvinism in an article, titled "A Bunny's Tale," which was published in Show magazine. 
Meaning of the word marked with <WSD> tags:  Precise and hurtful