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n.
an open clash between two opposing groups (or individuals); "the harder the conflict the more glorious the triumph"--Thomas Paine; "police tried to control the battle between the pro- and anti-abortion mobs"
v.
refuse to acknowledge; disclaim knowledge of; responsibility for, or association with; "Her husband disavowed her after 30 years of marriage and six children"
v.
be in accord; be in agreement; "We agreed on the terms of the settlement"; "I can't agree with you!"; "I hold with those who say life is sacred"; "Both philosophers concord on this point"