Twisted Wonderland Etymology: Character and Dorm Names

Information in the white boxes is English-language translations from the Twisted Wonderland Official Fanbook, volume one.
All other information was not officially released and is not included in the book.
(Note: Not official English-language translations. As a fan translation, results may vary.)

0:00 - Riddle Rosehearts
0:08 - Deuce Spade
0:18 - Ace Trappola
0:34 - Cater Diamond
1:04 - Trey Clover
1:16 - Ace / Deuce / Trey, origin
1:44 - Leona Kingscholar
1:55 - Ruggie Bucchi
2:16 - Jack Howl
2:25 - Azul Ashengrotto
2:36 - Jade and Floyd Leech
2:51 - Jamil Viper
3:03 - Vil Schoenheit
3:32 - Rook Hunt
3:52 - Idia Shroud
4:13 - Ortho Shroud (Tadashi and Orthrus)
4:56 - Malleus Draconia
5:07 - Dire Crowley
6:22 - Divus Crewel
6:35 - Heartslabyul
6:44 - Savanaclaw
6:56 - Octavinelle
7:06 - Scarabia
7:18 - Pomefiore
7:29 - Ignihyde
7:40 - Diasomnia