soporific
adjectiveHow to pronounce soporific:
Definition of soporific:
- soporific (adjective):
- causing sleep
- causing or tending to cause sleep
Synonyms for soporific:
drughypnoticAntonyms for soporific:
excitingupliftinguninterestingupsettingsalubriousinvigoratingencouraginginspiringrefreshingfreshShow 15 more
Other 4-syllable words like soporific
Here are some other common words that have 4 syllables, like soporific does.
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