Thus, the answer is simple - Snape mistreated Neville as he was nearly the chosen one. Had Voldemort picked Neville instead of Harry, Lily's life would have been spared. Snape relieved his dark past through Neville Longbottom and therefore resorted to mistreating and insulting the almost-chosen one of Harry Potter.
So Snape lost the woman he'd loved all his life, and she could have survived had Voldemort chosen Neville Longbottom. Snape hated Neville because he was a daily reminder Lily Potter could have lived.
Neville Professor Snape Neville fears Professor Snape who treats him rudely with sarcastic comments. Neville seems afraid of this harsh treatment that makes him feel inferior constantly.
Popular theory is because Neville was also a potential for being the Chosen One. His rationale being that if Val-Mart had went after Neville instead, Lily would still be alive. It's quite similar reasoning to why he hates Harry.
Voldemort's assumption that it was Harry led to his own demise as he failed to consider a Chosen One Neville as an option. Neville was born a day before Harry, and as his parents were part of the Order of the Phoenix they had defied Voldemort which meant he fit the description of the prophecy.
Initially, Voldemort twisted Harry into the position by first looking at his lineage. Tom Riddle and Harry Potter were both half-bloods, which meant Harry was more like him than the pureblooded Neville. From there, Voldemort focused specifically on the Potters, who had defied him to no end.
Cuz the prophecy was not just based on date of birth, there were other conditions too which both Harry and Neville fulfilled but except that Voldy marked Harry as his equal by giving him the scar rather than Neville and so Harry became the chosen one. "The one with the power to vanquish the Dark Lord approaches...
Why did Snape hate Hermione? I think Snape was probably initially impressed with Hermione, but later frustrated with her, for a few reasons. Hermione was very book-smart and could come up with answers quickly, but didn't seem to be very good at improvising or trying to improve on existing Magic.
And yet, because Harry looked like his father, the man Snape loathed, he was more than willing to torture the kid. Even Snape's first words to Harry were snide and cruel. He made no attempt to see the good side of Harry, and instead actively enjoyed picking on and belittling him.
The flames became a ring of fire that filled the corridor and flew like a lasso at Snape. Snape then turned the descending flames into a great black snake that McGonagall blasted to smoke and turned into a swarm of daggers, which she directed towards him.
Why did Snape not defend himself against Voldemort?
Snape Always Had the Good of Others in Mind
So, even though Snape might have been a powerful wizard and Death Eater, killing Voldemort was an impossible task for him. Obviously, Snape could have deposed of Harry, but this would have gone against his mission to honor Lily.
Neville is instrumental in the downfall of Lord Voldemort and eventually destroys the final Horcrux, which allows Harry to defeat The Dark Lord once and for all. Neville is portrayed in the film adaptations by Matthew Lewis.
McGonagall later learned that Snape was secretly Harry's protector and had killed Dumbledore at Dumbledore's request. McGonagall then made a controversial decision to add Snape's portrait in the Headmaster's Office as a testament to his bravery.
Why didn't McGonagall know Snape was on Dumbledore's side? Didn't Dumbledore tell her? - Quora. They couldn't tell anyone who wasn't a powerful Occlumens, in case Voldemort scanned their memory. For the same reasons he didn't know about Peter on Voldemorts side.
Deathly Hallows is the book that many people associate with Neville showing his true Gryffindor colours – though we hope we've managed to convince you otherwise with this book by book account! It can't be denied however, that Neville came into his own in the final instalment of the Harry Potter series.
Umbridge earns far more hate than Snape. While Gryffindors have to deal with Snape's biased behavior during potions class, Umbridge creates rules that affect all school life. Her educational decrees are constantly banning one thing or another.
As the series progresses, it is revealed that his treatment of Harry stems from Snape's bitter rivalry with James when they were in school together. In particular, James and Sirius bullied Snape, which according to Alan Rickman caused the already lonely boy to further "shut himself in".
For example, Lily Evans told her former friend Severus Snape that if he was going to refer to other Muggle-borns as "Mudbloods", then he had to use the term for her as well, not minding it much when he did so. Hermione Granger declared that she was proud to be a "Mudblood" in 1998.
If at full capacity, defending everything she held dear, the new Headmistress McGonagall was unable to defeat Snape. It suggested the latter was the more powerful professor.
What was Minerva McGonagall's reaction to the death of Severus Snape? Initially, it was likely one of breviloquent satisfaction; it would almost immediately evolve into a deepest sorrow and devastation. …
As a character, Severus Snape was often misunderstood. Many believed he was a villain, and weren't convinced he was actually working for Dumbledore. Snape killed Dumbledore in an effort to protect Draco Malfo and spare him from the emotional trauma of murder.
Voldemort intended Draco to die in the attempt to kill Dumbledore so that Lucius would be punished for his failure to retrieve the prophecy from the Ministry of Magic.
Notably, Voldemort appeared to be entirely unaware of this split, as he later created a seventh Horcrux in his quest to have six, and continued to target Harry Potter despite him now holding part of Voldemort's own soul.
For the second time in Voldemort's life, the unforgivable curse rebounded on him, as the Elder Wand wouldn't kill its master. Since Harry and his friends had already destroyed all of Voldemort's Horcruxes, this finally ended Lord Voldemort's life, with Harry finally defeating the Dark Lord.
