Acrimonious things are sharp, harsh, mean, and bitter.
ACK ruh MONE ee us
Part of speech:
(Adjectives are describing words, like "large" or "late."
They can be used in two ways:
1. Right before a noun, as in "an acrimonious debate."
2. After a linking verb, as in "It was acrimonious.")
For the noun, pick "acrimoniousness" or "acrimony" (ACK ruh mone ee). (I prefer "acrimony.")
The adverb is "acrimoniously."
How to use it:
acrimonious tones, manners, and feelings;
acrimonious words, speeches, and conversations;
acrimonious debates, campaigns, and contests;
acrimonious spats, feuds, conflicts, arguments, lawsuits, and legal battles;
acrimonious splits, partings, and divorces, etc.
examples: Traditionally, a roast is supposed to be good-natured, even peppered with hints of praise, not acrimonious.
Her parting from the company was so acrimonious that we were shocked--and worried how desperate she must be--when she asked us for a letter of recommendation.