* Formal: The repetitive nature of the task made it tiresome for the employees.
* Informal: Listening to his constant complaining was tiresome and frankly, a bit rude.
* Descriptive: The long, dusty journey was tiresome, but the stunning view at the end made it all worthwhile.
* Figurative: Her constant need for attention was tiresome; it was like a nagging mosquito buzzing in my ear.
You can also use "tiresome" to describe a person:
* "He was a tiresome guest, constantly asking for things and complaining about everything."
Let me know if you'd like more examples!