31
foreign(adjective, bad, separate, obscure, experience)
24
extraneous(adjective, bad, separate, experience, unusual)
23
foreigner(noun, person, being, people, exile)
23
outlander(noun, person, native, visitor, foreigner)
23
strange(adjective, obscure, experience, unusual, new)
22
exotic(adjective, strange, new, usual, remote)
20
stranger(noun, person, being, people, native)
19
immigrant(noun, adjective, person, experience, being)
19
outsider(noun, person, being, native, visitor)
17
outlandish(adjective, experience, unusual, strange, distant)
17
newcomer(noun, person, being, people, native)
16
extrinsic(adjective, experience, unusual, disgusting, different)
15
remote(adjective, experience, strange, new, different)
13
unknown(noun, adjective, obscure, experience, strange)
13
unconnected(adjective, obscure, strange, fantastic, irregular)
12
unfamiliar(adjective, obscure, experience, unusual, strange)
12
external(adjective, separate, experience, different, unfamiliar)
11
separate(verb, adjective, unusual, distance, alienate)
10
different(adjective, bad, experience, unusual, strange)
10
refugee(noun, person, being, people, oppression)
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APASmart Define. (2016). Alien thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/alien/thesaurus/synonyms
ChicagoSmart Define. 2016. "Alien thesaurus" https://smartdefine.org/alien/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, Alien thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/alien/thesaurus/synonyms>.
MLASmart Define. "Alien thesaurus" 13 February 2016. Web. 22 September 2026. <https://smartdefine.org/alien/thesaurus/synonyms>