निद्राजनक — soporific (Noun)
आलस्यजनक — soporific (Noun)
स्वापक — soporific (Noun)
soporific — स्वापक]आलस्यजनक]निद्राजनक
Soporific — Causing sleep; tending to cause sleep; soporiferous; as, the soporific virtues of opium.
Soporific — A medicine, drug, plant, or other agent that has the quality of inducing sleep; a narcotic.