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Somnifacient has 49 synonyms. The top synonyms for somnifacient are knockout drops, yellow jacket, tranquilizing, sleeping pill, phenobarbital, tranquilizer, pain killer, Mickey Finn and 41 more. Another word for somnifacient is knockout drops. Browse the full list below.
| Length
| Random | DefinitionA common synonym for somnifacient is knockout drops. Other synonyms include yellow jacket, tranquilizing, sleeping pill, phenobarbital.
Somnifacient has 49 synonyms listed on Thesaurasize.
°Inducing or causing sleep.
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