Alien
Alien adjective - Not being a vital part of or belonging to something.
Usage example: it's completely alien to her nature to wish evil of anyone
Internal
Internal adjective - Situated farther in.
Both words in one sentence
- Ofelia and her internal conflicts make up the core of the story, with a side of lampooning the concept behind Star Trek style limits on interacting with alien cultures.Tropes Alien Non-Interference Clause: The human governments have one of these in spite of never having met aliens before.
Source: Literature / Remnant Population - Bizarre Alien Biology: The metal cages that bind them have warped their internal anatomies.
Source: Characters / Sunless Sea -
Later novels show that the Confederacy may seem stable, it now faces numerous threats both from newly-discovered alien foes and powerful internal elements, and it hasn't even been that long since the new Confederacy was founded.
Source: The Cycle of Empires
Cite this Source
Internal and Alien. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/alien/internal
Alien & Internal. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/alien/internal>.
Internal or Alien. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/alien/internal.
Google Ngram Viewer shows how "alien" and "internal" have occurred on timeline