The most common and most likely answer to this crossword clue is the 4 plus 5 letter word FAST TRACK
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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 FAST TRACK mean?
FAST TRACK noun- A racetrack with optimum conditions for high speeds
- A railroad for express trains.
- The quickest or most direct method or path.
- A high-pressure or intensely competitive situation, particularly one characterised by rapid advancement.
- To progress something with unusual rapidity.