promise [Verb] + tougher [Adjective]

Strength Strength Dispersion
A:
6
CHISQ:
47.99
AWT:
17,154,686
TTEST:
2.2
G2:
21.48
FAWT:
3.17
MI:
3.31
LOGLOG:
8.55
JD:
0.6
MI3:
8.48
DICE:
0.18
RANGE: