English adjective: soporiferous | |||
1. | soporiferous sleep inducing | ||
Synonyms | hypnagogic, hypnogogic, somniferous, somnific, soporific | ||
Similar | depressant | ||
Antonyms | stimulative | ||
2. | soporiferous inducing mental lethargy | ||
Samples | A narcotic speech. | ||
Synonyms | narcotic, soporific | ||
Similar | uninteresting | ||
Antonyms | interesting | ||