Alien
"Alien" in French
extraterrestre
(pertaining to extraterrestrial life)
étranger
(not belonging to the same country)
alien
(life form of non-Earth origin)
extraterrestre
(life form of non-Earth origin)
étranger
(person, etc. from outside)
étranger
(foreigner)
étrangère
(person, etc. from outside)
étrangère
(foreigner)
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.