Burnt out is a common phrase used to describe a feeling of exhaustion or weariness caused by too much stress or work. There are several synonyms for burnt out that you can use to convey the same sentiment in a different way. Overwhelmed, drained, depleted, spent, fatigued, and exhausted are some of the synonyms that you can use for burnt out. Each of these words has its own nuance and connotation, but they all refer to the same feeling of being emotionally and physically exhausted due to excessive demands or pressures. It's important to find ways to recharge and take care of yourself when you're feeling burnt out to prevent burnout from becoming a chronic or recurring issue.