prison [Noun] + high-security [Adjective]

Strength Strength Dispersion
A:
6
CHISQ:
1,942.96
AWT:
17,033,291
TTEST:
2.44
G2:
70
FAWT:
3.19
MI:
8.35
LOGLOG:
21.58
JD:
0.48
MI3:
13.52
DICE:
0.17
RANGE: