The most common and most likely answer to this crossword clue is the 7 letter word RELATER
I've seen this crossword clue in The Guardian
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More clues leading to the result RELATER
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 RELATER mean?
RELATER noun- One who relates, or tells; a relater or narrator.
- One who relates, associates, or links things together.
- A private person at whose relation, or in whose behalf, the attorney-general allows an information in the nature of a quo warranto to be filed.
- An expression of the identity element of a group as a product of generators, used in a presentation (type of specification) of the group.