ADJ.
natural
ANTIMAGIC + NOUN
campaigns
PREP.
in
adj
Opposed to magic or witchcraft.
Second, French clerics enjoyed strong support from the crown and lay elites in their antimagic campaigns […]
Serving to counteract magic or its effects.
[…] a monster emits a natural antimagic field […]
i Register
In some senses, antimagic is marked as rare. Watch for register when choosing this word.