Level select:
Turn on [NumLock] then press [Keypad 5] to display a password prompt. Enter one of the following case-sensitive password:
Level - Password:
1 - deli
2 - billow
3 - spright
4 - stainless
5 - resonant
6 - allegory
7 - donut
8 - chuckles
9 - gaze
11 - raoul
12 - stuck
13 - wookie
14 - shodan
15 - legume
16 - doom
17 - bender
18 - graph
19 - chirp
21 - wristpain
22 - pumpkin
23 - rightly