A: Adamantine
B: Barrier
C: Carapace
D: Durable
E: Everlasting
F: Frangible
G: Glass
H: Hardening
I: Impact
J: Joint
K: Kaaba
L: Link
M: Massivity
N: Never-ending
O: Obstacle
P: Pieces
Q: Quaver
R: Resistant
S: Shatterpoof
T: Trauma
U: Unbreakable
V: Vigor
W: Withstand
X: Xanadu (myth)
Y: Yield
Z: Zircons
