Synonyms of soporific

1 Syllable

tars, tar, dull

2 Syllables

dozy, dopy, snoozer, opium, sing-song, poppies, deadhead, snoozy, tedious, drowsiest, soothing, balmy, dozier, singsong, drowsy, calming, poppy, spinal, sleepy, numbing, sleepier, drowsier, nodding

3 Syllables

somnolent, samely, hypnotic, unvaried, inhalant, morphine, slumbery, narcotic, slumberous, toneless, nepenthe, deadening, somnific, opiate, codeine, laudanum, quietening

4 Syllables

somnorific, uninflected, monotonous, sleep-inducer, tranquilizing, unenjoyable, anaesthetic, anesthetic, somniferous, dormitive, mesmerizing, sedative, somnifacient, stupefacient, calmative

5 Syllables

uninteresting, unentertaining, papaverine, trance-inducing, soporiferous

6 Syllables

confidentiality, benzodiazepine