–noun, plural -thies.
1. absence or suppression of passion, emotion, or excitement.
2. lack of interest in or concern for things that others find moving or exciting.
3. Stoicism. freedom from emotion of any kind.
1. weariness from bodily or mental exertion.
2. a cause of weariness; slow ordeal; exertion: the fatigue of driving for many hours
You get the idea...