Fear: see also dread, panic, terror, fright, trepidation, anxiety, worry, phobia, disquietude, angst, foreboding, the creeps, the jitters, the heebie-jeebies, freaking out. Any halfway decent thesaurus will provide a long list of synonyms for fear, and yet they are not very good substitutes. No one would confuse having the creeps with being terrified. It is strange that we have so many words for fear, when fear is such a unitary, primal feeling. Perhaps all those synonyms are just linguistic in...