Synonyms of venomous in English:

venomous


See definition of venomous

adjective

1‘black mambas are among the most venomous snakes in the world’

SYNONYMS
poisonous, toxic, noxious, dangerous, harmful
deadly, lethal, death-dealing, life-threatening, fatal, mortal, terminal, killing
literary deathly, nocuous, mephitic
archaic baneful
ANTONYMS

harmless, innocuous

2‘the porter threw a venomous look at Ralf’

SYNONYMS
vicious, spiteful
rancorous, malevolent, vitriolic, vindictive, malicious, malignant, malign, poisonous, baleful, bitter, acrimonious, resentful, grudging, virulent, pernicious, antagonistic, hostile, hate-filled, menacing, nasty, evil, evil-intentioned, unfriendly, cruel, unkind, unpleasant
acerbic, sharp, acid, tart, caustic, astringent, cutting, biting, razor-edged, waspish, wounding, barbed
informal bitchy, catty
literary malefic, maleficent
ANTONYMS

friendly, benevolent, kind