underwater [Adjective] + rock [Noun]

Strength Strength Dispersion
A:
4
CHISQ:
49.74
AWT:
18,151,932
TTEST:
1.86
G2:
19.44
FAWT:
2.99
MI:
3.84
LOGLOG:
7.69
JD:
0.51
MI3:
7.84
DICE:
0.08
RANGE: