Cryptic crossword clue
Open up a Conservative party – leadership of Boris is revoked 10

The most common and most likely answer to this crossword clue is the 10 letter word ACCELERATE

I've seen this crossword clue in Independent
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Buddy explains!

The straight part
We know that "Open up" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case open up = accelerate.
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 ACCELERATE mean?

ACCELERATE verb
  1. To cause to move faster; to quicken the motion of; to add to the speed of.
  2. To quicken the natural or ordinary progression or process of.
  3. To cause a change of velocity.
  4. To hasten, as the occurrence of an event.
  5. To enable a student to finish a course of study in less than normal time.
  6. To become faster; to begin to move more quickly.
  7. Grow; increase.
ACCELERATE adjective
  1. Accelerated; quickened; hastened; hurried.

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