Coming to the head of the stairs, he shook off such morbid thoughts.

Do you have morbid thoughts about death, dying, or wanting to die?

I tend to have morbid thoughts in places like this.

I didn't much care for the morbid thought Ed was turning over in his mind.

He had this morbid thought more often now, the closer they came to the city.

He had to shake off such morbid thoughts or he'd never get through the night.

If only there were someone to talk to and free him from these morbid thoughts!

Which morbid thought reminds me I have to see mother tomorrow.

I've decided to put all morbid thoughts of the past out of my mind.

This is a morbid thought, but one that must be entertained.