Cryptic crossword clue
Democrat here is French and least likely to succeed? 7

The most common and most likely answer to this crossword clue is the 7 letter word DICIEST

I've seen this crossword clue in The Times
D
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Buddy explains!

The straight part
We know that "least likely to succeed?" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case least likely to succeed? = diciest.
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 DICIEST mean?

DICIEST adjective
  1. Fraught with danger.
  2. Of uncertain, risky outcome.
  3. Of doubtful or uncertain efficacy, provenance, etc.; dodgy.
  4. Nauseating, rank.

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