Cryptic crossword clue
Fearful, with missing millions fast accumulating? 8

The most common and most likely answer to this crossword clue is the 8 letter word TREBLING

I've seen this crossword clue in The Times
T
R
E
B
L
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G

Buddy explains!

The straight part
We know that "fast accumulating" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case fast accumulating = trebling.
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 TREBLING mean?

TREBLING verb
  1. To multiply by three; to make into three parts, layers, or thrice the amount.
  2. To become multiplied by three or increased threefold.
  3. To make a shrill or high-pitched noise.
  4. To utter in a treble key; to whine.

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