unfriendlinesses (noun) bad blood: bitterness of feeling
Sinonime: acrimony,
anger,
animosity,
animus,
antagonism,
antipathy, bad chemistry, bad feeling, bad vibes, bad will,
bitterness, disaccord,
dislike,
distrust,
enmity, hard feelings,
hatred,
hostility, ill will, ill-disposedness,
malevolence,
malice, mutual hostility, nastiness, odium, oppugnancy, oppugnation, personality conflict,
rancor,
resentment, unfriendliness,
venom