When talking about someone's emotional state, using the phrase "emotionally unstable" can come across as judgmental and stigmatizing. Instead, we can use more neutral and descriptive language to express the same sentiment. Here are some synonyms for "emotionally unstable" that can be used: 1. Emotionally unpredictable 2. Mood swings 3. Mentally unsteady 4. Unbalanced emotions 5. Erratic emotional behavior 6. Emotional turbulence 7. Instability in feelings 8. Unsettled emotional state 9. Emotional insecurity 10. Unreliable emotions. By using these synonyms, we can have more nuanced and empathetic conversations about someone's emotional state without judging or shaming them. It is essential to remember that emotions are complex, and it is natural for people to experience various ups and downs in their emotional lives.