There is no 'mouthouy' in the Harry Potter, so the answer is no.
There is no character with that name in the Harry Potter series.
Draco Malfoy didn't die. Vincent Crabbe dies in the Room of Requirement via his own Fiendfyre spell, but Harry saves Draco.
No, both of them survived.
No, he goes on to marry Astoria Greengrass and have a son named Scorpio.
No. Harry Potter ensured that the Malfoy's didn't go to Azkaban.
No they did not die as later on they show that Malfoy and his family are sitting in the great hall after Voldemort dies. Also Malfoy is seen with his wife and kids when they are all grown up.
There is no 'mouthouy' in the Harry Potter, so the answer is no.
Lucius Malfoy didn't die throughout the series.
There is no character with that name in the Harry Potter series.
No, the Malfoy family survived.
All of the Malfoy's survived and were alive at the end of the series.
None of the Malfoy's died in the book. Although Draco Malfoy was saved twice by Harry, Ron and Hermione.
No, Narcissa Malfoy and the rest of her family all survived the series.
Draco Malfoy didn't die. Vincent Crabbe dies in the Room of Requirement via his own Fiendfyre spell, but Harry saves Draco.
Lucius Malfoy does not die in the books. He, Narcissa and Draco live throughout the Battle of Hogwarts.
No, both of them survived.