Synonyms and related words :
abusive, back-biting, backbiting, belittling, bitchy, calumniatory, calumnious, catty, censorious, contemptuous, contumelious, decrying, defamatory, deprecatory, depreciative, depreciatory, derisive, derisory, derogative, derogatory, detracting, detractory, discrediting, disparaging, libelous, maligning, minimizing, muckraking, pejorative, ridiculing, scandalous, scurrile, scurrilous, slighting, smear, vilifying