The most common and most likely answer to this crossword clue is the 9 letter word LOGORRHEA
L
O
G
O
R
R
H
E
A
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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 LOGORRHEA mean?
LOGORRHEA noun- Excessive talkativeness.
- Excessive use of words in writing; prolixity.
- Excessive and often uncontrollable speaking due to a mental disorder.