資料來源 : Webster's Revised Unabridged Dictionary (1913)

Shudder \Shud"der\, v. i. [imp. & p. p. {Shuddered};p. pr. & vb.
   n. {Shuddering}.] [OE. shoderen, schuderen; akin to LG.
   schuddern, D. schudden to shake, OS. skuddian, G. schaudern
   to shudder, sch["u]tteln to shake, sch["u]tten to pour, to
   shed, OHG. scutten, scuten, to shake.]
   To tremble or shake with fear, horrer, or aversion; to shiver
   with cold; to quake. ``With shuddering horror pale.''
   --Milton.

         The shuddering tennant of the frigid zone. --Goldsmith.

資料來源 : WordNet®

shuddering
     adj : shaking convulsively or violently