侵しん入にゅう者しゃ

noun

intruder; invader; trespasser

A person who enters a place without permission, often with hostile or illegal intent. Can be used for physical intrusion (home, building, territory) or in a broader sense (e.g., computer system).

• 昨さく夜や、家いえに侵しん入にゅう者しゃが入はいった。

  An intruder broke into the house last night.

• 警けい備び員いんが侵しん入にゅう者しゃを見みつけた。

  The security guard spotted an intruder.