acerbic

As a noun rancor

is the deepest malignity or spite; deep-seated enmity or malice; inveterate hatred.

As an adjective acerbic is

tasting sour or bitter.

Acerbic is a related term of sharp.

As an adjective acerbic

is tasting sour or bitter.

As a proper noun sharp is

.

As an adjective acerbic

is tasting sour or bitter.

As a noun acer is

.

Acerbic is a synonym of sour.

As adjectives the difference between sour and acerbic

is that sour is having an acidic, sharp or tangy taste while acerbic is tasting sour or bitter.

As a noun sour

is the sensation of a sour taste.

As a verb sour

is to make sour.

As an adjective acerbic

is tasting sour or bitter.

As a noun asperity is

roughness as of stone or weather.

As adjectives the difference between acerbic and vitriolic

is that acerbic is tasting sour or bitter while vitriolic is of, derived from, or similar to a vitriol.

As adjectives the difference between withering and acerbic

is that withering is tending to destroy, devastate, overwhelm or cause complete destruction while acerbic is tasting sour or bitter.

As a verb withering

is .

As a noun withering

is the act of something that withers.