weariness
ˈwɪərnɪs
Definitions
1. noun
a feeling of tiredness or lack of energy, often due to prolonged mental or physical effort
“The long journey and lack of sleep led to a deep sense of weariness in the travelers.”
2. noun
a state of being tired or exhausted, often due to overwork or lack of interest
“After months of studying, the student felt a weariness that made it hard to focus on her work.”