Synonyms for alien | alien synonyms

extraterrestrial (noun)

Synonyms:

extraterrestrial being.

foreigner (noun)

Synonyms:

stranger, outlander, outsider, foreign national, foreign person.

foreign (adjective)

Synonyms:

extraneous.

noncitizen (noun)

et (invariant)

alienate (verb)

foreign citizen, interloper, intruder, newcomer, comer, invader, immigrant, migrant, immigration, illegal,