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Synonyms of soporific

Noun


1. soporific, hypnotic, drug, hypnagogue

usage: a drug that induces sleep

Adjective


1. soporific, soporiferous, somniferous, somnific, hypnogogic, hypnagogic, depressant (vs. stimulative)

usage: sleep inducing

2. narcotic, soporiferous, soporific, uninteresting (vs. interesting)

usage: inducing mental lethargy; "a narcotic speech"

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See also: soporific (Dictionary)