Torpid (adjective)

1. In a state of physical or mental inactivity; sluggish and lethargic.
2. Lacking energy, enthusiasm or alertness; inert.

Origin:

Late middle english: from latin torpidus "numb, sluggish", from torpere "be numb". .

Examples:

1. The snake was torpid, and barely moved when I picked it up.
2. After lunch, I felt torpid and could hardly keep my eyes open.
3. The torpid economy has made it difficult for businesses to grow.
4. Torpid means in a state of physical or mental inactivity; sluggish and lethargic.
5. His mind was torpid with fatigue, and he could hardly think straight.