Just tryin' to help.
vir·u·lent (vīry-lnt, vīr-)
a. Extremely infectious, malignant, or poisonous. Used of a disease or toxin.
b. Capable of causing disease by breaking down protective mechanisms of the host. Used of a pathogen.
2. Bitterly hostile or antagonistic; hateful: virulent criticism. See Synonyms at poisonous.
3. Intensely irritating, obnoxious, or harsh.