Crossword Genius

Being around one boring idiot leads to calumnies (10)

Ross

I believe the answer is:

aspersions

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'calumnies' is the definition.
('aspersion' can be a synonym of 'calumny')

I don't understand the remainder of the clue.

Can you help me to learn more?

(Other definitions for aspersions that I've seen before include "Slanders" , "derogatory remarks" , "slanderous accusations" .)

I've seen this clue in The Independent.
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