Synonyms|221Antonyms|15|Broader|4Narrower|0Related|224
2
not human
2
other(adjective, extraneous)
2
otherworldly(adjective, fantastic, abstract, spiritual, celestial)
2
outer(adjective, outside, external, extraneous)
2
paradisaical(adjective, excellent, sweet, wonderful, fantastic)
2
space being(noun, expression, idiom, being, alien)
2
space invader(noun, expression, idiom, alien)
2
sublime(adjective, excellent, sweet, wonderful, fantastic)
2
superhuman(adjective, excellent, sweet, wonderful, fantastic)
2
transcendental(fantastic, abstract, spiritual)
1
extraterrestrial being(noun, expression, idiom)
1
foreign-born(adjective, extraneous)
1
immaterial(adjective, extraneous)
1
impertinent(adjective, extraneous)
1
inadmissible(adjective, extraneous)
1
inapplicable(adjective, extraneous)
1
inappropriate(adjective, extraneous)
1
irrelevant(adjective, extraneous)
1
satanic
1
E.T.(noun, alien)
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APASmart Define. (2016). extraterrestrial thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/extraterrestrial/thesaurus/synonyms
ChicagoSmart Define. 2016. "extraterrestrial thesaurus" https://smartdefine.org/extraterrestrial/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, extraterrestrial thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/extraterrestrial/thesaurus/synonyms>.
MLASmart Define. "extraterrestrial thesaurus" 15 March 2016. Web. 26 September 2026. <https://smartdefine.org/extraterrestrial/thesaurus/synonyms>