Verkkothe event that triggered this unhinged manifestation of snape's unrestrained wrath was harry's accusation of snape being a coward for killing dumbledore. Verkkoin the flight of the prince chapter of book 6, snape is able to block harry's spells, including the cruciatus curse, which harry casts several times. Verkkothe unwelcome reunion occured when potter’s old friend remus lupin secured snape’s dream job of defence against the dark arts teacher. Verkkosnape tries to support draco while keeping him away from harry in order to guide him away from using an unforgivable which damages the soul. Rowling has apologized for killing another person at the battle of hogwarts, but this time, it's severus snape. Verkkoas the novel progresses, harry will claim to distrust snape due to various pieces of evidence he collects. However, it’s also important to note how much of his animosity. Verkkowhen snape accidentally injures petunia using magic, she calls lily a freak, while lily reveals that she and snape saw a letter that petunia wrote,. Verkkoone of the most unforgivable things about snape as a professor (and as an overall character) was how many times he shamed hermione for simply.