Antonyms of adj nonvenomous

1 sense of nonvenomous

Sense 1
nonvenomous -- (not producing venom; "nonvenomous snakes")

INDIRECT (VIA nontoxic) -> toxic -- (of or relating to or caused by a toxin or poison; "suffering from exposure to toxic substances")

Similarity of adj nonvenomous

1 sense of nonvenomous

Sense 1
nonvenomous -- (not producing venom; "nonvenomous snakes")
       => nontoxic (vs. toxic), atoxic -- (not producing or resulting from poison)