To mentally support; to motivate, give courage, hope or spirit.
To spur on, strongly recommend.
To foster, give help or patronage
To obscure or eclipse something.
To hunt down (a species) to extinction.
To bring about the extinction of a conditioned reflex.
To put out, as in fire; to end burning; to quench.
To destroy or abolish something.
To die out.
To kill.