to remove or destroy (something) completely as if by uprooting; to annihilate
The present happy union of the states bids fair for extirpating the future use of arms from one quarter of the world — Thomas Paine
extirpation /-ʹpaysh(ə)n/ noun
extirpator noun
[Latin exstirpatus, past part. of exstirpare, from ex-1 + stirp-, stirps trunk, root]