tiresome

adjective
UK /ˈtaɪəsəm/
US /ˈtaɪərsəm/

Something that is tiresome makes you feel bored or tired.

The long car ride was tiresome for the children.


OTHER MEANINGS

2. Causing annoyance or irritation over time.

His constant complaining became tiresome to everyone.

3. Requiring a lot of effort in a way that feels long and dull.

Filling out the same forms again was a tiresome task.

4. Lacking excitement or interest.

The speaker gave a tiresome talk that put people to sleep.