Word Type

Noun

Verb

Adjective

Adjective

Proper Noun

The word "alien" can be used as noun, verb, adjective, adjective and proper noun.

Word Relationships

Opposites (Antonyms)

human

Capable Of

look scary

Derived Terms

alien abduction alien hand syndrome alien nucleic acid alien prior alien priory alien reproduction vehicle alien space bats alien species alienage alienish alienlike aliensdidit ancient alien casual alien ego alien gray alien grey alien illegal alien resident alien space alien undocumented alien

Etymologically Related To

else

Context

legal

Broader Terms (Hypernyms)

hypothetical creature interloper intruder transfer traveler traveller trespasser

Type Of (IsA)

being person software

Manner Of

transfer

Related Terms

alienage alienate alienish alienlike animal another bug country creature estrange extraterrestrial family follower foreigner form from another from space group illegal illegal follower life life form man martian organization outer outer space ownership planet planet species plant probing removed space space alien space man spaceman spaceship species strange territory transfer ufo unfamiliar

Similar Terms

extrinsic foreign strange

Synonym Network

alienate exotic extraterrestrial extraterrestrial being foreign foreigner fremd stranger

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.