The word "dead-eyes" implies a lifeless, blank stare or expression. The antonyms for this word can be used to describe a lively, expressive, and alert look. Some possible antonyms for "dead-eyes" include sparkling, shining, animated, bright, vivid, sharp, intense, lively, active, and dynamic. These descriptive words can be used to describe someone who is full of life and energy, with eyes that reflect their vitality and charisma. Whether you are writing a novel or a school assignment, using antonyms for "dead-eyes" can help you create a more vivid picture of your characters and their personalities.