Words similar to bad-mouthing

Example sentences for: bad-mouthing

How can you use “bad-mouthing” in a sentence? Here are some example sentences to help you improve your vocabulary:

The woman in charge seems to resent my suggestions, though I am always polite, and it has come back to me that she is bad-mouthing me whenever she can.
Dobson's partner Gary Bauer took to the Sunday talking-head circuit, bad-mouthing Reed for backpedaling on abortion.
Most articles about Springer describe this bad-mouthing as "self-effacement."