Related Clues:
- Slothfulness
- Yawn producer
- 'The scourge of the fashionable world': Schopenhauer
- Result of being in a rut
- Inaction
- Lack of excitement
- Couch potato quality
- Obstacle to progress
- Lack of interest
- Subject of the first law of motion
- Yawn-inducing state
- Feeling of boredom
- Listless feeling
- Lack of energy
- Passivity