antivenom

As a noun antivenom

is antivenin.

As an adjective false is

(label) one of two states of a boolean variable; logic.

As nouns the difference between antivenom and null

is that antivenom is antivenin while null is zero, nil; the cardinal number before einn.

As nouns the difference between antidote and antivenom

is that antidote is a remedy to counteract the effects of poison (often followed by "against," "for," or "to") while antivenom is antivenin.

As a verb antidote

is to counteract as an antidote.

As nouns the difference between antivenom and venom

is that antivenom is antivenin while venom is a poison carried by an animal, usually injected into an enemy or prey by biting or stinging; atter.

As a verb venom is

to infect with venom; to envenom; to poison.