
Lethargy
Emotionally Neutral
Lethargy doesn't imply sadness or happiness, but a lack of energy.
His lethargy made it hard for him to start the day.
Not Always Negative
Sometimes lethargy just means needing rest, without blame or criticism.
The afternoon sun induced a pleasant lethargy over the beachgoers.
Temporary State
Lethargy often refers to a temporary state, rather than a permanent trait.
A good night's sleep usually cures my bouts of lethargy.