- Interloper - Some one who enters a building illegally - One who intrudes; one who thrusts himself in, or enters
without right, or without leave or welcome; a trespasser.
- Interloper - Intruder - Unwelcome visitor - One who commits a trespass - One who enters upon another's land, or violates his
rights. - A transgressor of the moral law; an offender; a sinner.