There's a great deal of animosity here.
The definition of animosity is strong ill will or dislike.
Two neighbors constantly fighting over a property line are an example of people who are sharing a feeling of animosity.
a feeling of strong dislike or hatred; ill will; hostility
Origin of animosityMiddle English animosite from Classical Latin animositas, boldness, spirit from animosus, spirited from animus: see animus
- Bitter hostility or open enmity; active hatred. See Synonyms at enmity.
- A hostile feeling or act.
Origin of animosityMiddle English animosite from Old French from Late Latin animōsitās courage from Latin animōsus bold from animus soul, spirit ; see anə- in Indo-European roots.