knock [Verb] + stranger [Noun]

Strength Strength Dispersion
A:
7
CHISQ:
51.4
AWT:
18,481,035
TTEST:
2.36
G2:
23.23
FAWT:
2.94
MI:
3.21
LOGLOG:
9
JD:
0.38
MI3:
8.82
DICE:
0.22
RANGE: