Crossword Genius

Set off stuck in reverse, disheartened (6)

Ross

I believe the answer is:

depart

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'set off' is the definition.
(synonyms)

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(Other definitions for depart that I've seen before include "Make an exit" , "Take one's leave, go" , "Go away; deviate" , "make tracks" , "Stray" .)

I've seen this clue in The Independent.
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