The antonyms of the phrase "more disimpassioned" are plentiful. They include passionate, emotional, fervent, fervid, intense, fiery, zealous, ardent, enthusiastic, and animated. All of these words suggest a deep and powerful feeling, whereas disimpassioned signifies a lack of emotion or detachment. For instance, one might say that a speech delivered with passion and intensity is the opposite of a disimpassioned presentation. A fiery debate, an ardent plea, or an enthusiastic endorsement all reflect a different kind of engagement than one characterized by dispassion or indifference. Ultimately, the opposite of disimpassioned is a connection built on strong emotions and deep feelings.