rugged [Adjective] + nature [Noun]

Strength Strength Dispersion
A:
4
CHISQ:
5.58
AWT:
25,433,205
TTEST:
1.35
G2:
6.04
FAWT:
2.14
MI:
1.62
LOGLOG:
3.23
JD:
0.51
MI3:
5.62
DICE:
0.04
RANGE: