acidity [Noun] + hard [Adjective]

Strength Strength Dispersion
A:
5
CHISQ:
51.63
AWT:
54,339,200
TTEST:
2.05
G2:
21.08
FAWT:
1
MI:
3.61
LOGLOG:
8.39
JD:
-0.01
MI3:
8.26
DICE:
0.06
RANGE: