insuperable [Adjective] + barrier [Noun]

Strength Strength Dispersion
A:
3
CHISQ:
183
AWT:
35,273,314
TTEST:
1.7
G2:
27.53
FAWT:
1.54
MI:
5.98
LOGLOG:
9.47
JD:
0.43
MI3:
9.15
DICE:
0.2
RANGE: