The most common and most likely answer to this crossword clue is the 6 letter word NEPHEW
I've seen this crossword clue in The Guardian
N
E
P
H
E
W
More clues leading to the result NEPHEW
- Returning writer cut brother’s son?
- Northern European that was close relative?
- Relative’s record upheld by ambassador in 27
- Quietly, he occupies modern male relative
- Rising writer cut relative
- Record husband visiting latest relative
- Family member found in Tyne and Wear region? That’s a relief!
- Relative seeing topless individual, I’m perspiring!
- Relative bearing that’s a relief
- His father is in the pop business
Buddy explains!

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 NEPHEW mean?
NEPHEW noun- A son of one's sibling, brother-in-law, or sister-in-law; either a son of one's brother (fraternal nephew) or a son of one's sister (sororal nephew).
- A son of one's child.