extirpative (adjective) destructive: injurious, devastating
Sinonime: annihilative,
baleful, baneful,
calamitous, cancerous, cataclysmic,
catastrophic, consumptive, cutthroat,
damaging,
deadly,
deleterious,
detrimental,
dire,
disastrous, eradicative,
evil, extirpative,
fatal,
fell,
harmful,
hurtful, internecine,
lethal, lethiferous,
mortal, noisome,
noxious,
pernicious, pestiferous, pestilential, ruinous, slaughterous, suicidal,
toxic, venomous, wrackful, wreckful
Antonime: aiding,
assisting,
building,
creative,
helpful,
productive