listless

voimaton, innoton, välinpitämätön

haluton Lacking energy, enthusiasm, or liveliness.
1818, w:Mary Wollstonecraft Shelley|Mary Wollstonecraft Shelley, Frankenstein, ch. 18:

I passed whole days on the lake alone in a little boat, watching the clouds and listening to the rippling of the waves, silent and listless.

What an entirely different set of beings were those Stokesley children in lesson-time. . . . Poor, listless, stolid, deplorable logs, with bowed backs and crossed ankles, pipy voices and heavy eyes!

The scene with Mrs. Wallace had broken his spirit, and he was listless now, indifferent to what happened.

“Listless, inattentive, distracted,” he recited. “A daydreamer. Tries his best, but is too slow.”