Mawson, C.O.S., ed. (1870–1938). Roget’s International Thesaurus. 1922.
Class VI. Words Relating to the Sentient and Moral PowersSection IV. Moral Affections
2. Moral Sentiments
936. Detractor.
defamer, knocker [colloq., U. S.], backbiter, slanderer, Sir Benjamin Backbite, lampooner, satirist, traducer, libeler, calumniator, dearest foe, Thersites; Zoilus; good-natured friend [satirical]; reviler, vituperator, castigator; shrew [See Irascibility]; muckraker.
DISAPPROVER, laudator temporis acti [Horace].