Acrimony
ahd-5
noun.
Bitter, sharp animosity, especially as exhibited in speech or behavior.
The Century Dictionary and Cyclopedia
noun.
Acridity; harshness or extreme bitterness of taste; pungency; corrosiveness.
noun.
Figuratively, sharpness or severity of temper; bitterness of expression proceeding from anger, ill nature, or petulance; virulence.
the GNU version of the Collaborative International Dictionary of English
noun.
A quality of bodies which corrodes or destroys others; also, a harsh or biting sharpness.
noun.
Sharpness or severity, as of language or temper; irritating bitterness of disposition or manners.
Wiktionary, Creative Commons Attribution/Share-Alike License
noun.
A
sharp
and
bitter
hatred
.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
a rough and bitter manner