English Antonyms Practice Test 1

Sophisticated : having, revealing, or involving a great deal of worldly experience and knowledge of fashion and culture.
Vigorous : strong, healthy, and full of energy.
Simple : easily understood or done; presenting no difficulty.
Artificial : made or produced by human beings rather than occurring naturally, especially as a copy of something natural.
Superficial : existing or occurring at or on the surface.

Antonym of Sophisticated is Simple