doubt [Noun] + niggling [Adjective]

Strength Strength Dispersion
A:
10
CHISQ:
657.81
AWT:
10,147,644
TTEST:
3.12
G2:
74.01
FAWT:
5.36
MI:
6.08
LOGLOG:
20.2
JD:
0.7
MI3:
12.72
DICE:
0.24
RANGE: