accord
agreement; harmony; conformity.
antagonist
opponent;person who fights against another;adversary.
bicker
quarrel over a small unimportant matter; squabble.
conform
be in agreement; act according to law or custom; be similar or
identical; adapt.
congenial
able to get along well together; having similar interests or taste;
compatible; agreeable.
ant.
uncongenial: incompatible
feud
prolonged deadly quarrel between two persons, families, or tribes; vendetta.
friction
quarreling resulting from differences of opinion; conflict; disagreement.
reconcile
make friendly again (reconcile foes); win over to a friendly
attitude; settle (reconcile differences).
unamimous
having the agreement and consent of all; in complete accord; with no
one opposed; agreed.
vindictive
desiring revenge; bearing a grudge; vengeful; unforgiving.