The most common and most likely answer to this crossword clue is the 9 letter word INCEPTION
I've seen this crossword clue in The Guardian
I
N
C
E
P
T
I
O
N
More clues leading to the result INCEPTION
- Start amending topic 9
- Welcoming group’s first couple going for popular inauguration
- Establishment providing home for former partner in special case
- Elected fraud? Two leaders quit establishment
- Opening of clumsy packaging caught one performing
- Starting point taken with nice shot
- One working under Conservative in incompetent establishment
Buddy explains!
The straight part
We know that "establishment" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case establishment = inception.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 INCEPTION mean?
INCEPTION noun- The creation or beginning of something; the establishment.