to agree with
The verb of opposition is oppose.
The root word of "opposite" is "oppose."
The opposite of oppose would be to support, to cooperate, or to agree.
Oppose. Or reject.
The opposite of support (hold up) is to undermine, destroy, or collapse. The opposite of support (help) is to neglect, oppose, or condemn.
If you mean opposite it is compliance
Oppose,of course!!
non preferred
The adjective opposite can also be a noun (the opposite) but the other noun form of "to oppose" is opposition.
It is a person who doesn't back you up as in the person who does the opposite of backing you up
The opposite of submit (present) would be retract. The opposite of submit (surrender) could be fight, resist, oppose, or contend.
disagree, oppose, differ, disapprove