drudgery
/ˈdrʌdʒəri/Definitions
1. noun
hard physical or mental work, especially repetitive and unpleasant tasks
“After months of drudgery, she finally quit her job to start her own business.”
2. noun
a feeling of weariness or boredom due to repetitive or unpleasant tasks
“The drudgery of doing the same chores every day was starting to get to her.”
3. noun
something or someone that is a burden or a nuisance
“The drudgery of her in-laws’ constant visits was starting to get on her nerves.”