acridity

As an adjective acrimonious

is angry, acid, and sharp in delivering argumentative replies: bitter; mean-spirited; sharp in language or tone.

As a noun acridity is

bitterness or acerbity.

As nouns the difference between acridity and asperity

is that acridity is bitterness or acerbity while asperity is roughness as of stone or weather.

As a noun acridity

is bitterness or acerbity.

As an adjective pungent is

having a strong odor that stings the nose, said especially of acidic or spicy substances.

As nouns the difference between acridity and aridity

is that acridity is bitterness or acerbity while aridity is a long term lack of rainfall or moisture.

As nouns the difference between acidity and acridity

is that acidity is the quality or state of being acid while acridity is bitterness or acerbity.

As nouns the difference between acridity and acrimony

is that acridity is bitterness or acerbity while acrimony is a sharp and bitter hatred.

As a noun acridity is

bitterness or acerbity.

As nouns the difference between taxonomy and acridity

is that taxonomy is the science or the technique used to make a classification while acridity is bitterness or acerbity.

As nouns the difference between acridity and acritude

is that acridity is bitterness or acerbity while acritude is acridity; pungency combined with heat.