runaway; person who has run away from home
Often refers to a child or teenager who has left home without permission. The term is neutral but the act is generally viewed negatively.
The police took the runaway into protective custody.
A missing person report has been filed for the runaway.
失踪者 is a broader term for a missing person, not necessarily a child or someone who left home voluntarily.
Compound of 家出 (running away from home) and 人 (person).