Synonyms for Dread (same or very similar meaning)
WordNet sense 1 (fearful expectation or anticipation):
apprehension, apprehensivenessWordNet sense 2 (be afraid or scared of; be frightened of):
fearWordNet sense 3 (causing fear or dread or terror):
awful, dire, direful, dreaded, dreadful, fearful, fearsome, frightening, horrendous, horrific, terribleWordNet sense 4 (causing alarm or fear):
alarmingFrom the ODE community, based on WordNetadd/edit