TREPIDATION

trepidation |ˌtrepiˈdā sh ən| noun 1 a feeling of fear or agitation about something that may happen : the men set off in fear and trepidation. 2 archaic trembling motion. DERIVATIVES trepidatious |- sh əs| adjective ORIGIN late 15th cent.: from Latin trepidatio(n-), from trepidare ‘be agitated, tremble,’ from trepidus ‘alarmed.’