aggression β Aggression is a quality of anger and determination that makes you ready to attack other people.
aggressiveness β characterized by or tending toward unprovoked offensives, attacks, invasions, or the like; militantly forward or menacing: aggressive acts against a neighboring country.
antagonism β Antagonism between people is hatred or dislike between them. Antagonisms are instances of this.
belligerence β the act or quality of being belligerent or warlike; aggressiveness
disaffection β the absence or alienation of affection or goodwill; estrangement; disloyalty: Disaffection often leads to outright treason.
enmity β The state or feeling of being actively opposed or hostile to someone or something.
estrangement β The fact of no longer being on friendly terms or part of a social group.
grudge β a feeling of ill will or resentment: to hold a grudge against a former opponent.
hatred β the feeling of one who hates; intense dislike or extreme aversion or hostility.
malevolence β the quality, state, or feeling of being malevolent; ill will; malice; hatred.
malice β desire to inflict injury, harm, or suffering on another, either because of a hostile impulse or out of deep-seated meanness: the malice and spite of a lifelong enemy.
opposition β the action of opposing, resisting, or combating.
rancour β bitter, rankling resentment or ill will; hatred; malice.
rancor β bitter, rankling resentment or ill will; hatred; malice.
resentment β the feeling of displeasure or indignation at some act, remark, person, etc., regarded as causing injury or insult.
spite β a malicious, usually petty, desire to harm, annoy, frustrate, or humiliate another person; bitter ill will; malice.
spleen β a highly vascular, glandular, ductless organ, situated in humans at the cardiac end of the stomach, serving chiefly in the formation of mature lymphocytes, in the destruction of worn-out red blood cells, and as a reservoir for blood.
unfriendly β not amicable; not friendly or kindly in disposition; unsympathetic; aloof: an unfriendly coldness of manner.
venom β the poisonous fluid that some animals, as certain snakes and spiders, secrete and introduce into the bodies of their victims by biting, stinging, etc.