unsophisticated

/ˌʌnsəˈfɪstɪkeɪtɪd/
adjective
  1. Lacking experience, knowledge, or worldly wisdom; simple or naive.
    • He was an unsophisticated traveler who had never been outside his small hometown.
    • The young intern's unsophisticated questions showed she was still learning the business.
    • Her unsophisticated taste in art meant she preferred bright, simple paintings over abstract ones.
  2. Simple, basic, or not complex in design or function.
    • The restaurant's unsophisticated menu offered only sandwiches and soup.
    • The early computer had an unsophisticated operating system that could only run one program at a time.
    • They used an unsophisticated method of filtering water by pouring it through a cloth.
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