interloper

The interloper was caught trespassing on private property.

She felt like an interloper at the exclusive event.

The interloper tried to disrupt the meeting.

He was seen as an interloper in the tight-knit community.

The interloper pretended to be part of the team.

The interloper was swiftly removed from the premises.

She was considered an interloper in the competitive industry.

The interloper's presence made everyone uncomfortable.

The interloper attempted to take credit for other people's work.

He was labeled an interloper for trying to join the inner circle.