uneclectic
/ˌʌnɛkˈlɛktɪk/Definitions
1. adjective
lacking or deviating from a sense of eclectic selection or style
“The uneclectic decor of the old mansion was a stark contrast to its rich history.”
2. adjective
not characterized by a deliberate selection or combination of different things
“The uneclectic nature of the art collection was disappointing, given the artist’s reputation for eclecticism.”
3. noun
a thing or quality that is not eclectic
“The lack of an uneclectic element in the design made it uninteresting.”