Main entry: naif, naive
Definition: marked by or showing unaffected simplicity and lack of guile or worldly experience
Usage: a teenager's naive ignorance of life; the naive assumption that things can only get better; this naive simple creature with wide friendly eyes so eager to believe appearances
Antonyms: sophisticated
Definition: having or appealing to those having worldly knowledge and refinement and savoir-faire
Definition: fully developed or matured and ready to be eaten or used
Antonyms: guilty
Definition: responsible for or chargeable with a reprehensible act
Antonyms: compound
Definition: composed of more than one part
Antonyms: complex
Definition: complicated in structure; consisting of interconnected parts
Antonyms: incredulous
Definition: not disposed or willing to believe; unbelieving
Antonyms: artful, disingenuous
Definition: not straightforward or candid; giving a false appearance of frankness
Antonyms: secular, worldly, temporal
Definition: characteristic of or devoted to the temporal world as opposed to the spiritual world