Somnifacient- a. Conducive to the onset of sleep; having a hypnotic effect. Also somniferous, a slightly stronger expression of the same sense, meaning sleep-inducing or narcotic. A televised golf tournament, a line dancing display in the mall, white goods comparison shopping, etc., etc.
"This couch is so somnifacie....zzzz."
Each Tuesday, we’ll offer up a Superior Word for the edification of our Superior Readers, via the volumes of the inimitable Peter Bowler. You can purchase all or any of the four Superior Person’s Books of Words from the Godine website. Somnifacient appears in the Third.