He was a man who had lost enthusiasm in life.

But over the last five years, she's started to lose her enthusiasm for life.

They've lost enthusiasm and they're having a nice easy time.

"I could live to 400 and never lose my enthusiasm."

The boys were losing their enthusiasm for the hot stuff.

He found he'd lost his enthusiasm for playing the tourist.

He was beginning to lose his enthusiasm for this job, anyway.

"If there were no return on the investment I would lose my enthusiasm fast."

As negotiations continued however, she began to lose enthusiasm for the idea.

"I was beginning to lose my desire and enthusiasm for the job," he said.