virulently

adverb
1
in a way that shows strong negative and bitter feelings
به شدت, بسیار خصمانه, به طور خصمانه, به شدت نفرت‌آمیز, به طور شدید, با کینه‌وری, به طور عداوت‌آمیز
2
a disease or poison that acts virulently is extremely dangerous or harmful and quick to have an effect
به طور کشنده, مهلکانه, مرگبارانه
There were fears that smallpox could re-emerge even more virulently.