Furtive is a synonym of secluded.
As adjectives the difference between furtive and secluded
is that furtive
is stealthy while secluded
is hidden, isolated, remote.
As a verb secluded is
Exhibiting guilty or evasive secrecy.
* 1949 , George Orwell, Nineteen Eighty-Four , p31
- But that was merely a piece of furtive knowledge which he happened to possess because his memory was not satisfactorily under control.
* (stealthy) surreptitious
* See also
* off the grid