Someone who intrudes on the privacy or property of another without permission
(Noun)
Synonyms:
  1. interloper
  2. trespasser
  3. busybody
  4. prowler
  5. thief
  6. unwelcome guest
  7. meddler
  8. invader
  9. encroacher
  10. unwanted person
  11. crasher
  12. gate-crasher
  13. interferer
  14. interrupter
  15. disrupting element
  16. snoop
  17. gatecrasher

Words Related to Intruder

Related words are words that are directly connected to each other through their meaning, even if they are not synonyms or antonyms. This connection may be general or specific, or the words may appear frequently together.