The entry password was "Pure-blood" when Draco Malfoy let them in. The Polyjuice Potion's wearing off prompted Harry and Ron to leave after staying nearly an hour, still not finding out the identity of the Heir of Slytherin, but they did learn that Malfoy was not the heir, as they originally thought.
In the Chamber of Secrets, Harry and Ron disguised as Crabbe and Goyle using polyjuice potion. They went with Draco to the Slytherin common room. At that time, the password was “Pureblood.”
What was the password to get past the portrait of the fat lady?
Order of the Phoenix edit
Harry is first to the Gryffindor dorm's entrance on his first night back at school, but he does not know the password, and the Fat Lady will not let him in. Neville, arriving almost on Harry's heels, says that he will be able to remember the password this year; it is Mimbulus Mimbletonia.
It was 'Caput Draconis' which is Latin for 'dragon's head' and that definitely fits as a straightforward password for the common room. But dig a little deeper and you'll find that Caput Draconis is a key geomantic figure.
The Ravenclaw common room has no password. To enter, you answer a question and give your reasoning. There are students in the other houses who could do this, so this method doesn't keep non-Ravenclaws out.
How to Complete "In the shadows of the study" Hogwarts Legacy (Find A Way Through) - Slytherin Lock
What is the Hufflepuff password?
In order to reveal the entrance, no password was required. Instead, one had to tap the barrel two from the bottom, middle of the second row, in the rhythm of "Helga Hufflepuff", which would make the lid swing open, exposing a passageway that would lead to the basement when crawled through.
Speaking with Scrope, he explains that "you" swore never to reveal the password to anyone ever, but after some aggressive convincing he explains it is the Black family motto. Choose the "purity of blood" option, and Scrope explains that it is actually "Always Pure" in French - Toujours Pur.
Although Peter is not "the dark lord" himself, he drives home the point that evil would be nothing without its supporters, making Pettigrew as bad as it gets. It's unclear when Peter Pettigrew turned to the dark side, but even throughout his youth, he was a follower and never a leader.
One can reach the Slytherin common room by going down the stairs, around an indoor waterfall. The password to the common room changed every fortnight, and was posted on the noticeboard. Slytherin students were warned never to bring students from other houses into the common room, or to reveal the password.
Its founder was the medieval witch Helga Hufflepuff. The emblematic animal is a badger,and yellow and black are its colours. The Head of Hufflepuff is Pomona Sprout and the Fat Friar is the House's patron ghost.
When Jennifer Paterson, half of culinary “incorrect” British TV cookery programme “Two Fat Ladies”, recently died of lung cancer at 71, she lost eight years off the normal life expectancy of a British woman.
Sirius was angry and with reasons. He stabbed the Fat Lady because he wanted enter into the Gryffindor tower but he hasn't got the password (but when he had it, he could enter…even if he was, supposedly, a murder. (About McGonagall's punishment to Neville we talk other day)
In Harry Potter and the Chamber of Secrets, the password for Dumbledore's office is "Lemon Drop", yet, in Harry Potter and the Goblet of Fire, when Harry tries to access Dumbledore's office, using the password he had learned two years earlier, he says "Sherbet Lemon".
The girl was played by Chloe Rich in the film adaptation of Harry Potter and the Order of the Phoenix, and in Harry Potter and the Deathly Hallows: Part 2.
You'll notice the words: pride, ambition, and cunning adorning this ring pin. These are all Slytherin qualities. An example of a person who possessed these traits – alongside loyalty and love – was Severus Snape.
Harry Potter and the Prisoner of Azkaban (2004): Draco was 13 years old [1]. Harry Potter and the Goblet of Fire (2005): Draco was 14 years old [1]. Harry Potter and the Order of the Phoenix (2007): Draco was 15 years old [1]. Harry Potter and the Half-Blood Prince (2009): Draco was 16 years old [1].
Deep down in the dungeons under the lake was the Slytherin common room. As it lay below the surface of the water, the long, low room with rough stone walls and ceilings had a greenish hue – which was in keeping with its house colours of emerald and silver.
For example, Peter Pettigrew was in Gryffindor, yet he betrayed the Order of the Phoenix and joined Voldemort; Quirinus Quirrell, a Ravenclaw, also allied himself with the Dark Lord; and (albeit only in an alternate timeline) Cedric Diggory from Hufflepuff would become a Death Eater, whereas Slytherins such as Horace ...
Peter Pettigrew. Peter Pettigrew (a.k.a. Wormtail) is one of two Death Eaters known to have been in a House other than Slytherin (Gryffindor) while at Hogwarts.
In Harry Potter's world, Draco represents a classic antagonist. However, he is far more complicated than that. He brings a lot of trouble to everyone's favorite trinity, but he also has a fair share of moments that prove he is a good guy. His early upbringing and uneasy circumstances just damaged him.
During Phineas Nigellus Black's tenure as headmaster, the office was richly decorated, and was hung with green banners displaying the silver serpentine emblem of Slytherin. The password to gain entry to the study was "Toujour Pur"; the family motto of the House of Black.
He nevertheless allowed the student to be sorted and led them into the hall. After it was done, Black announced that the year's Quidditch season was cancelled due to a student (in truth a pure-blood) having been injured in the previous spring's final.
