n.
1.
Depreciation, derogation, detraction, undervaluing, underrating.
2.
Lessening, diminution, detraction, derogation, impairment, injury, worsening, prejudice, harm.
3.
Reproach, aspersion, defamation, calumny, vilification.
4.
Reproach, indignity, dishonor, disgrace, dispraise.