1. Fluctuations or variations in a person's mood, disposition, or emotional state
Her temperamental changes made it difficult for her colleagues to work with her.
As mudanças de temperamento dela tornavam difícil para seus colegas trabalhar com ela.
2. Sudden shifts in behavior or emotional responses, often unpredictable
The patient experienced significant temperamental changes after the medication adjustment.
O paciente experimentou mudanças significativas de temperamento após o ajuste da medicação.