virulent in Finnish
virulent in Finnish
katkera
(figurative) Extremely hostile or malicious; intensely acrimonious.
vihamielinen
(figurative) Extremely hostile or malicious; intensely acrimonious.
tappava
(medicine) Of a disease or disease-causing agent: malignant, able to cause damage to the host.
tarttuva
(medicine) Of a disease or disease-causing agent: malignant, able to cause damage to the host.
vahingollinen
(medicine) Of a disease or disease-causing agent: malignant, able to cause damage to the host.