slippery [Adjective] + surface [Noun]

Strength Strength Dispersion
A:
10
CHISQ:
86.12
AWT:
12,349,905
TTEST:
2.86
G2:
33.87
FAWT:
4.4
MI:
3.39
LOGLOG:
11.27
JD:
0.66
MI3:
10.04
DICE:
0.19
RANGE: