soporiferous

And she poured from a golden urn, into a cup of the same metal, the sombre-colored beverage which she had mingled with the soporiferous juice of the nepenthe.

If I rouse not now, I must have more soporiferous qualities than the Sleepers! or even than the Sleeping Beauty in the Wood, who took a nap of forty years.'

At last the soporiferous fume of the wine lulled him into a gentle repose.

And she poured from a golden urn, into a cup of the same metal, the sombre-coloured beverage which she had mingled with the soporiferous juice of the nepenthe.

As we did not speak above a whisper, a very soporiferous proceeding, I was not surprised that both Toby and William fell asleep.