The most common and most likely answer to this crossword clue is the 10 letter word ADJECTIVES
I've seen this crossword clue in Financial Times
A
D
J
E
C
T
I
V
E
S
More clues leading to the result ADJECTIVES
Buddy explains!
The straight part
We know that "qualifiers fast and furious, eg" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case qualifiers fast and furious, eg = adjectives.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 ADJECTIVES mean?
ADJECTIVES noun- (grammar) A word that modifies a noun or describes a noun’s referent.
- A dependent; an accessory.
- To make an adjective of; to form or convert into an adjective.
- (chiefly as a participle) To characterize with an adjective; to describe by using an adjective.