rugged [Adjective] + less [Adverb]

Strength Strength Dispersion
A:
5
CHISQ:
4.3
AWT:
18,086,668
TTEST:
-3.16
G2:
3.94
FAWT:
3.01
MI:
-1.27
LOGLOG:
-2.95
JD:
0.56
MI3:
3.37
DICE:
0.04
RANGE: