Synonyms of virulent in English:

virulent


See definition of virulent

adjective

1‘some plant varieties can withstand being sprayed by the most virulent herbicides’

SYNONYMS
poisonous, toxic, venomous, noxious, deadly, lethal, fatal, mortal, terminal, death-dealing, life-threatening, dangerous, harmful, injurious, pernicious, damaging, destructive, unsafe
contaminating, polluting
literary deathly, nocuous, mephitic
archaic baneful
ANTONYMS

non-toxic, harmless, safe

2‘a virulent epidemic of cholera swept through London’

SYNONYMS
highly infectious, highly infective, highly contagious, infectious, infective, contagious, rapidly spreading, communicable, transmittable, transmissible, spreading, malignant, uncontrollable, pernicious, pestilential
severe, extreme, violent, dangerous, harmful, lethal, life-threatening
informal catching
literary pestiferous
ANTONYMS

non-contagious

3‘a virulent attack on contemporary morals’

SYNONYMS
vitriolic, malicious, malevolent, malignant, malign, evil-intentioned, resentful, hostile, spiteful, venomous, vicious, vindictive, bitter, rancorous, acrimonious, mordant, astringent, incisive, cutting, biting, scathing, caustic, stinging, blistering, searing, withering, abusive, mean, nasty, aggressive, savage, harsh, devastating
informal bitchy, catty
literary malefic, maleficent
ANTONYMS

amicable, benevolent