Excessively preoccupied with something (8)

I believe the answer is:

obsessed

(Other definitions for obsessed that I've seen before include "Persistently preoccupied" , "Hung up" , "Being excessively concerned with something" , "Showing compulsive interest" , "Showing excessive or compulsive concern with something" .)

I've seen this clue in the Irish Times (Simplex) and The Irish Times.

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