They can be synonyms:
* Eclectic: meaning drawing from various sources or styles.
* Mixed: meaning combining different elements or styles.
In this sense, they can be used interchangeably. For example:
* "The artist's work is eclectic and mixed, drawing from both classical and modern influences."
They can be complementary:
"Eclectic" describes the overall approach, while "mixed" clarifies the specific elements.
* "The restaurant's menu is eclectic, offering a mixed selection of Asian, European, and American dishes."
They can be redundant:
Using both words in the same sentence can be redundant if their meanings overlap completely. For example:
* "The interior design was eclectic and mixed, with furniture from different eras."
In this case, using "eclectic" alone would suffice.
Overall:
While you can use both words together, carefully consider the context and avoid redundancy. Using "eclectic" and "mixed" strategically can add nuance and clarity to your writing.