The term 'Great Fears' can be broken down into two crossword solutions: 'TERRORS' (7 letters). Terror is a strong emotion of fear, usually caused by the anticipation of danger. It is a feeling of dread and apprehension that can be caused by a variety of situations, such as natural disasters, war, or violence. Great Fears are intense feelings of fear and anxiety that can be caused by a variety of sources, including the unknown, the future, and the potential for harm.