impenetrable [Adjective] + wall [Noun]

Strength Strength Dispersion
A:
8
CHISQ:
196.1
AWT:
13,314,594
TTEST:
2.72
G2:
43.89
FAWT:
4.08
MI:
4.72
LOGLOG:
14.17
JD:
0.66
MI3:
10.72
DICE:
0.09
RANGE: