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Crude, and eager to put husband down (6)

Ross

I believe the answer is:

earthy

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'crude' is the definition.
(both can mean vulgar)

I cannot understand how the rest of the clue works.

Can you help me to learn more?

(Other definitions for earthy that I've seen before include "Coarse as humour may be" , "Coarse or gross" , "Unrefined - the ray (anag)" , "where we live" , "Hearty and lusty" .)

I've seen this clue in The Times.
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