naive naive /ˌnaɪˈiːv/

adjective

1. () Marked by or showing unaffected simplicity and lack of guile or worldly experience  ( naif , naïf , naive )
   marked by or showing unaffected simplicity and lack of guile or worldly experience
    A teenager's naive ignorance of life
   a teenager's naive ignorance of life
    The naive assumption that things can only get better
   the naive assumption that things can only get better
    This naive simple creature with wide friendly eyes so eager to believe appearances
   this naive simple creature with wide friendly eyes so eager to believe appearances
   
2. Not initiated; deficient in relevant experience  ( naive , uninitiate , naïve , uninitiated )
   not initiated; deficient in relevant experience
    It seemed a bizarre ceremony to uninitiated western eyes
   it seemed a bizarre ceremony to uninitiated western eyes
    He took part in the experiment as a naive subject
   he took part in the experiment as a naive subject
   
3. Lacking information or instruction  ( naive , unenlightened , uninstructed )
   lacking information or instruction
    Lamentably unenlightened as to the laws
   lamentably unenlightened as to the laws
   
4. Inexperienced  ( naive , naïve )
   inexperienced
   
5. (fine arts) of or created by one without formal training; simple or naive in style  ( naive , primitive , naïve )
   (fine arts) of or created by one without formal training; simple or naive in style
    Primitive art such as that by Grandma Moses is often colorful and striking
   primitive art such as that by Grandma Moses is often colorful and striking