detraction

noun3

1. •
   The act of detracting something, or something detracted; taking away; diminution.
2. •
   A derogatory or malicious statement; a disparagement, misrepresentation or slander.

   • If indeed we consider all the frivolous and petulant discourse, the impertinent chattings, the rash censures, the spiteful detractions which are so rife in the world[…] — 1678
3. •
   The act of revealing previously unknown faults of another person to a third person.