The most common and most likely answer to this crossword clue is the 10 letter word VEHEMENTLY
V
E
H
E
M
E
N
T
L
Y
More clues leading to the result VEHEMENTLY
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 VEHEMENTLY mean?
VEHEMENTLY adverb- In a vehement manner; expressing with a strong or forceful attitude.