Vindictive, even gleeful? Not Lee! (8)

I believe the answer is:

vengeful

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'vindictive' is the definition.
(I know that vindictive can be written as vengeful)

I can't explain the rest of the clue.

(Other definitions for vengeful that I've seen before include "Disposed to seek retribution" , "Vindictive" , "Seeking to harm as a payback" .)

I've seen this clue in the Sydney Morning Herald.

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