The most common and most likely answer to this crossword clue is the 9 letter word NATURALLY
N
A
T
U
R
A
L
L
Y
More clues leading to the result NATURALLY
- In a normal manner, of course
- Old King Cole united assembly, of course
- Friend supports new planet being discovered, of course
- Of course aunt rioted at demonstration
- Turn out with a friend in 2
- Turn up without a friend as normal
- Sick aunt to get better temporarily, of course
- Of course aunt organised gathering!
- Dotty aunt leading protest meeting, of course
- Demonstration after university function turned without external influence
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 NATURALLY mean?
NATURALLY adverb- In a natural manner.
- Inherently or by nature.
- Surely or without any doubt.