Another word for overused

Biking was usually Dean's thinking time, but his brain felt overused lately and had opted for a day off, restricting his thoughts to nothing more pressing than the next hill.

Even alternative therapies generally considered safe during pregnancy can cause a problem if overused or if you don't maintain good connections between your primary care provider and your alternative care provider.

Tho the word has been so overused as to have lost any precise meaning, the essence of fascism is hostility to individual rights.

Smoke machine his time round was n't overused which is a good thing.

My editor circled every adverb in my article and told me they were overused.