- Belonging To Or Forming The Outer Surface Of Something
- Foreign
- On the outside
- Outer
- Outer, on the surface
- Outermost
- Regarding the surface, or the outside
- Anonymous
- Foreign
- Indeterminate
- Not yet recognised as a mathematical variable
- United Nations recognised the mysterious
- Unsung
- Not known; not apprehended.
- Erotic queen replaced by old flame? How strange!
- First experience with toxic mixture is strange and unusual
- Foreign but charming, though formerly of the ear
- Foreign-looking
- Formerly of the ear? That’s strange!
- From abroad; unusual
- From distant unfamiliar places
- A property claim? Strange!
- A right of possession for extraterrestrial
- Being from outer space
- Exotic
- extraneous
- Extraterrestrial
- Foreign