alien + -like
alienlike (comparative more alienlike, superlative most alienlike)
- Resembling or characteristic of an alien.
2009 July 14, Melena Ryzik, “Curtain Down, Light the Lights!”, in New York Times:
On the screen there was this creepy image: a giant head, mouth agape, with clawing hands reaching out of it, alienlike, toward the figure of a girl.