I dread to think is a commonly used phrase that signifies fear, anxiety, or uncertainty about an impending situation. Although it is an effective phrase to use in expressing one's emotions, there are other synonyms that can convey the same message. These include "I'm afraid to consider," "I shudder at the thought," "I'm scared to imagine," "It terrifies me to ponder," and "I'm petrified to contemplate." These words carry the same weight and can be used interchangeably with "I dread to think." Whatever the situation may be, it is best to convey your emotions properly to seek understanding and empathy from those around you.