prim·i·tiv·ism 
(prĭmĭ-tĭ-vĭz′əm)
(prĭmĭ-tĭ-vĭz′əm)n.
1. The condition or quality of being primitive.
2. The style characteristic of a primitive artist.
3.
a. A belief that it is best to live simply and in a natural environment.
b. A belief that the acquisitions of civilization are evil or that the earliest period of human history was the best.
primi·tiv·ist adj. & n.
prim′i·tiv·istic adj.