gatecrasher
crasher
unwelcome guest

I'd forgotten all about my unwelcome guest again, but she hadn't missed paying close attention to what was going on in the other room.

There are a lot of things you can do to keep unwelcome guests out of your home.

The unwelcome guests had been shamed at their own game.

Was it possible that his unwelcome guest, the feeling, had been right to continue to dwell inside him?

I heard Melanie and the unwelcome guest come out into the sitting room.

"Say nothing," he warned his unwelcome guest, "and try not to call attention to yourself."

In fact, about the only tip she doesn't offer is how to remove unwelcome guests.

The man spoke quickly and his voice gave the clear impression that Tom was an unwelcome guest.

He was turning away now, indifferent to the presence of these unwelcome guests.

The real world was like an unwelcome guest at a private party.