When he went away, the people at the next table had all lost interest.

She lost interest in him once he was no longer of any use to her.

Finally he lost interest and went back inside the house.

But he said nothing to his father and soon lost interest.

By the time he got to them, the men had already lost interest in him.

But after the war, we lost interest in the area.

I lost interest 15 minutes in and never came back.

They didn't look back, but the police had already lost interest.

I'd lost interest after half an hour and did well to last the whole film.

He says only, I lost interest in talking to people.