Alien
Cool
Cool adjective - Having or showing a lack of friendliness or interest in others.
Mutual synonyms
How words are described
Both words in one sentence
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She's pretty cool with her boyfriend being able to turn into a plethora of aliens, and has an empathic alien creature that can turn into a warship as a pet.
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Predator. The titular alien hunter uses a Visible Invisibility cloaking device, which is a cool special effect and obviously not a budget-saving shortcut.
Source: Invisible Monsters -
The Marine's flamethrower is cool, but doesn't actual deal direct damage, and it takes an alien several seconds to burn to death during which they'll happily attack you.
Source: Franchise / Alien vs. Predator
Cite this Source
Cool and Alien. (2016). Retrieved 2026, August 03, from https://thesaurus.plus/related/alien/cool
Alien & Cool. N.p., 2016. Web. 03 Aug. 2026. <https://thesaurus.plus/related/alien/cool>.
Cool or Alien. 2016. Accessed August 03, 2026. https://thesaurus.plus/related/alien/cool.
Google Ngram Viewer shows how "alien" and "cool" have occurred on timeline