detractest

Verb

detract (third-person singular simple present detracts, present participle detracting, simple past and past participle detracted)

1. (intransitive) To take away; to withdraw or remove.
   • The improvement here patented consists in so arranging the parts of an ever pointed pencil case, that the point which holds the pencil shall be obtruded and detracted without having a slot in the side, which a ferrule and pin to draw it down, as is ordinarily done.1846, editorial staff, “CHEMISTRY”, in Scientific American, series 1, Volume 2, Issue 13, page 102
2. (transitive) To take credit or reputation from; to derogate; to defame or decry.
   • That calumnious critic […] / Detracting what laboriously we do.1604, Michael Drayton, Moses in a Map of his Miracles

   Synonyms:

   badmouth, defame, decry, derogate, assassinate, asperse, backbite, befoul, belibel, besmirch