To become languid or weak; to lose strength or animation; to be or become dull, feeble or spiritless; to pine away; to linger in a weak or deteriorating condition; to wither or fade.

To assume an expression of weariness or tender grief, appealing for sympathy.

To cause to droop or pine.

lose vigor, health, or flesh, as through grief; "After her husband died, she just pined away"

have a desire for something or someone who is not present; "She ached for a cigarette"; "I am pining for my lover"

become feeble; "The prisoner has be languishing for years in the dungeon"