The main characters are as follows:
Harry Potter
Hermione Granger
Ron Weasley
Cedric Diggory
Viktor Krum
Fleur Delacour
Albus Dumbledore
Draco Malfoy
Rubeus Hagrid
The suffix is -ness and it indicates a quality or condition of the root word. In this instance, it would have the quality of quiet.
En-
But there has to at least be twenty characters to answer so here you go ;)
