cantankerous

As an adjective cantankerous

is given to or marked by an ill-tempered nature, ill-tempered, cranky, surly, crabby.

As a proper noun poppy is

, a flower name used since the end of the 19th century.

As adjectives the difference between cantankerous and undefined

is that cantankerous is given to or marked by an ill-tempered nature, ill-tempered, cranky, surly, crabby while undefined is lacking a definition or value.

As adjectives the difference between contemptuous and cantankerous

is that contemptuous is showing contempt; expressing disdain; showing a lack of respect while cantankerous is given to or marked by an ill-tempered nature, ill-tempered, cranky, surly, crabby.

As a verb perturb

is to disturb; to bother or unsettle.

As an adjective cantankerous is

given to or marked by an ill-tempered nature, ill-tempered, cranky, surly, crabby.

Austere is a related term of cantankerous.

As adjectives the difference between austere and cantankerous

is that austere is austere while cantankerous is given to or marked by an ill-tempered nature, ill-tempered, cranky, surly, crabby.

Cantankerous is a related term of brutal.

As adjectives the difference between cantankerous and brutal

is that cantankerous is given to or marked by an ill-tempered nature, ill-tempered, cranky, surly, crabby while brutal is (senseid)savagely violent, vicious, ruthless, or cruel.

As adjectives the difference between cantankerous and mischievous

is that cantankerous is given to or marked by an ill-tempered nature, ill-tempered, cranky, surly, crabby while mischievous is causing mischief; injurious.

As adjectives the difference between cantankerous and recalcitrant

is that cantankerous is given to or marked by an ill-tempered nature, ill-tempered, cranky, surly, crabby while recalcitrant is marked by a stubborn unwillingness to obey authority.

As a noun recalcitrant is

a person who is recalcitrant.

As adjectives the difference between cantankerous and controversial

is that cantankerous is given to or marked by an ill-tempered nature, ill-tempered, cranky, surly, crabby while controversial is arousing controversy—a debate or discussion of opposing opinions.

As adjectives the difference between crotchety and cantankerous

is that crotchety is cranky, disagreeable, or stubborn, especially if prone to odd whims or fancies while cantankerous is given to or marked by an ill-tempered nature, ill-tempered, cranky, surly, crabby.