The most common and most likely answer to this crossword clue is the 7 letter word ACCEDES
I've seen this crossword clue in The Daily Telegraph
A
C
C
E
D
E
S
Buddy explains!
The straight part
We know that "Agrees" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case agrees = accedes.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 ACCEDES mean?
ACCEDES verb- To approach; to arrive, to come forward.
- To give one's adhesion; to join up with (a group, etc.); to become part of.
- To agree or assent to a proposal or a view; to give way.
- To come to an office, state or dignity; to attain, assume (a position).
- To become a party to an agreement or a treaty.