1) Acrimony 2) Aggression 3) Bitterness 4) Enmity 5) Estrangement 6) Frost 7) Hostility 8) Inhospitableness 9) Resistance 10) Sourness 11) Uncongeniality 12) Unneighborliness 1) Aloofness 2) An unfriendly disposition 3) Coldness 4) Coolness 5) Detached manner 6) Disdain 7) Disinterestedness 8) Dislike 9) Frostiness 10) Hostility 
[n] - dislike experienced as an absence of friendliness 2. [n] - an unfriendly disposition
noun an unfriendly disposition