This is completely honest.
The only good pairings are Ginny/Luna, Ron/Hermione, Dean/Seamus and Quirrelmort.
Most HP portmanteaus (eg. Hinny, Jegulus) sound like diseases.
Adult Voldemort is a terrible villain, Teenage Voldemort is fine.
Umbridge is one of the best characters, you're supposed to hate her, and she accomplishes that wonderfully.
The movies are better than the books, except for Order of the Phoenix.
The OCs from Harry Potter and No One in Particular (Mavis, Mitsuko, Yvette, Hildana and Jules) are better than 90% of the canon characters.
Harry Potter and No One in Particular is better than any of the official installments.
Those last two entries are not unpopular among the few who've listed to No One in Particular, but it's so niche that they're unpopular among the broader fanbase.
This music is the bomb https://youtu.be/fZ3awlMybsk
