Virulent
“A Rose for Emily” by William Faulkner
page 5 of 7, line 37
to speak in a strong manner; to be harsh
http://www.merriam-webster.com/dictionary/virulent
as if that quality of her father which had thwarted her woman’s life so many times had been too virulent (harsh) and too furious to die
Example
The child’s father spoke in a virulent manner to prevent the child from misbehaving.
