Similar category rare (7)

I believe the answer is:

kindred

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'similar' is the definition.
(similar in meaning)

'category rare' is the wordplay.
'category' becomes 'kind' (kind is a kind of category).
'rare' becomes 'red' (I am not sure about this - if you are sure you should give a lot more credence to this answer).
'kind'+'red'='KINDRED'

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(Other definitions for kindred that I've seen before include "Similarity in character" , "Congenial" , "Closely related" , "Related; similar in kind" , "Relationship by blood" .)

I've seen this clue in The Times.

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