He has been driven crazy by all the vituperation heaped on him since he made his speech.
Any signs of "having the thoughts of petty bourgeois," or simply "not acting revolutionary enough" could lead to political vituperation.
Some of this vituperation is not completely spurious.
On such occasions we smother our opponents with invective and with a consoling vituperation.
What they lacked in numbers they made up in vituperation.
There was no warning and no discussion there was insult and vituperation.