The most common and most likely answer to this crossword clue is the 8 letter word SUBTLETY
I've seen this crossword clue in Independent
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More clues leading to the result SUBTLETY
Buddy explains!

The straight part
We know that "eschewing this?" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case eschewing this? = subtlety.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does SUBTLETY mean?
SUBTLETY noun- The quality of being subtle.
- An instance of being subtle, a subtle thing, especially a subtle argument or distinction.
- An ornate medieval illusion dish or table decoration, especially when made from one thing but crafted to look like another.
- The quality of being clever in surreptitious or deceitful behaviour; an act or argument that shows this quality.
- A trick that creates a false appearance.
- The property of having a low density or thin consistency.
- The property of being able to penetrate materials easily.