interloper vs trespasser

interloper and trespasser both are nouns.

Word	Noun	Adjective	Verb	Adverb
interloper	Yes	No	No	No
trespasser	Yes	No	No	No

As nouns, interloper and trespasser are synonyms defined as:

interloper and trespasser: someone who intrudes on the privacy or property of another without permission

Other synonyms of interloper include intruder.

interloper (noun)	trespasser (noun)
someone who intrudes on the privacy or property of another without permission	someone who intrudes on the privacy or property of another without permission