Synonyms for alien

Other words for “alien”, grouped by meaning.

We found 11 synonyms for “alien”. The most common are foreigner, noncitizen, outlander, stranger, unknown.

noun a person who comes from a foreign country; someone who does not owe allegiance to your country

noun anyone who does not belong in the environment in which they are found

noun a form of life assumed to exist outside the Earth or its atmosphere

verb transfer property or ownership

adjective not contained in or deriving from the essential nature of something

Synonymsforeign

adjective being or from or characteristic of another place or part of the world

Synonymsexotic

Source: WordNet 3.1, Princeton University

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