Source : Webster's Revised Unabridged Dictionary (1913)

Shrewish \Shrew"ish\, a.
   having the qualities of a shrew; having a scolding
   disposition; froward; peevish.

         My wife is shrewish when I keep not hours. --Shak.
   -- {Shrew"ish*ly}, adv. -- {Shrew"ish*ness}, n.

Source : WordNet®

shrewishness
     n : a nature given to nagging or scolding