ˈshriekily,adv. [f. shrieky + -ly2.] In shrieky tones. So ˈshriekiness. 1881Sci.Amer. XLIV. 288 The Western Rural..demands as shriekily the overturning of the patent system.1881Scribner's Mag. XXII. 150 He had become a common scold;..gone all to shriekiness and dyspepsia.