Eccentric derivatives geek embracing India (6)

I believe the answer is:

quaint

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'eccentric' is the definition.
(thesaurus)

I don't understand how the rest of the clue works.

(Other definitions for quaint that I've seen before include "Picturesquely old-fashioned" , "Attractive, in an old-fashioned way" , "Pleasantly old-fashioned" , "Twee" , "Olde worlde" .)

I've seen this clue in The Times.

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