somniferous

English

Etymology

From Latin somnifer + -ous, from somnus (sleep) + ferre (to bring).

Adjective

somniferous (comparative more somniferous, superlative most somniferous)

  1. causing or inducing sleep, normally with harmful overtones.

Synonyms

Antonyms

  • See also Thesaurus:invigorating
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