1
unknown person(expression, idiom, alien, visitor, foreigner)
1
unwelcome guest
1
violator
1
visitant
1
wanderer(alien, visitor, foreigner)
1
weed
1
worrying
1
yenta
0
bodkin(noun, interposition)
0
intrusive
0
Nosy Parker
0
annoyer
0
arrival
0
assault
0
assaulter
0
backseat driver
0
black sheep
0
blemish
0
boarder
0
fink
10 years ago|8k views|share |citing 
APASmart Define. (2016). intruder thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/intruder/thesaurus/synonyms
ChicagoSmart Define. 2016. "intruder thesaurus" https://smartdefine.org/intruder/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, intruder thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/intruder/thesaurus/synonyms>.
MLASmart Define. "intruder thesaurus" 26 February 2016. Web. 27 September 2026. <https://smartdefine.org/intruder/thesaurus/synonyms>