knock [Verb] + flat [Noun]

Strength Strength Dispersion
A:
7
CHISQ:
10.71
AWT:
13,610,523
TTEST:
1.82
G2:
9.19
FAWT:
3.99
MI:
1.69
LOGLOG:
4.73
JD:
0.58
MI3:
7.3
DICE:
0.13
RANGE: