As adjectives the difference between furtive and thievish
is that furtive
is stealthy while thievish
is having a tendency to steal.
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
Having a tendency to steal
Having the manner of a thief; furtive