1) Anaemic 2) Anemic 3) Blah 4) Dispirited 5) Dull 6) Indifferent 7) Inert 8) Languid 9) Leaden 10) Lethargic 11) Mopey 12) Spiritless 13) Unergetic 1) Dragging 2) Lacking zest 3) Lacking zest or vivacity 4) Languid 5) Lethargic 6) Lethargic, spiritless 7) Marked by low spirits 8) Seemingly dispirited 9) Showing no enthusiasm 10) Unergetic 11) Unprepared for shopping 
• (a.) Having no desire or inclination; indifferent; heedless; spiritless.
List'less adjective [ Middle English listles , lustles . See Lust .] Having no desire or inclination; indifferent; heedless; spiritless. ' A listless unconcern.' Thomson. « Benumbed with cold, and listless of their gain.» Dryden. «...
[adj] - lacking zest or vivacity
adjective lacking zest or vivacity; `he was listless and bored`
lacking zest or vivacity[SAT terms] lacking zest or vivacity lacking zest or vivacity