Synonyms and Antonyms for intruder

Synonyms:

• invader
• pusher
• alien
• stalker
• prowler
• unknown
• crasher
• trespasser
• unwelcome guest
• entrant
• persona non grata
• gatecrasher
• thruster
• sneak
• unwelcome person
• squatter
• infiltrator
• stranger
• boarder
• encroacher
• penetrator
• interloper

Antonyms:

• acquaintance