Disimpassioned means lacking emotion or devoid of strong feelings. The antonyms for disimpassioned are passionate, fervent, emotional, ardent, enthusiastic, vehement, intense, fiery, zealous, and excited. These words describe individuals who have intense emotions and strong feelings towards something. It could be a cause they strongly believe in, a person they love, or an activity they greatly enjoy. They display an eagerness that is not found in a disimpassioned person. Highly passionate individuals can be seen as creative, self-motivated, and driven, while a disimpassioned person may be seen as aloof, distant, and uninvolved.