The most common and most likely answer to this crossword clue is the 8 letter word FAMILIAL
F
A
M
I
L
I
A
L
Buddy explains!
The straight part
We know that "suggestive of nepotism?" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case suggestive of nepotism? = familial.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 FAMILIAL mean?
FAMILIAL adjective- Of or pertaining to a human family.
- Of or pertaining to any grouping of things referred to as a family.
- Inherited.