Inartificial; not artificial; not formed by art. (unknown)
The Century Dictionary (Public Domain)
Use "unartificial" in a sentence
"The isolated pair merely expressed their instincts in the unartificial, natural way."
"In fact, the place seemed so unartificial that Theresa, facing"
"Among such scenes do I commune with the genius of the Isle, and saturate myself with that restful yet exhilarating principle which only the individual who has mastered the art of living the unartificial life perceives."