A lack of interest or enthusiasm; apathy:
A sleepy quality or state
The weakening or failure of a material, such as metal or wood, resulting from prolonged stress.
Find another word for somnolence. In this page you can discover 16 synonyms, antonyms, idiomatic expressions, and related words for somnolence, like: drowsiness, lethargy, sleepiness, fatigue, light-headedness, sluggishness, wakefulness, sleeplessness, dyspnoea, lightheadedness and mental-confusion.