grumpy

As adjectives the difference between grumpy and capricious

is that grumpy is unhappy, dissatisfied and/or irritable while capricious is impulsive and unpredictable; determined by chance, impulse, or whim.

As adjectives the difference between grumpy and crusty

is that grumpy is unhappy, dissatisfied and/or irritable while crusty is pertaining to or having a crust, as, for example, in the case of bread.

As a noun crusty is

(chiefly|british) a tramp or homeless young person with poor cleanliness.

As adjectives the difference between grumpy and undefined

is that grumpy is unhappy, dissatisfied and/or irritable while undefined is lacking a definition or value.

As an adjective grumpy

is unhappy, dissatisfied and/or irritable.

As a noun anger is

remorse, regret.

As adjectives the difference between grumpy and frozen

is that grumpy is unhappy, dissatisfied and/or irritable while frozen is in the state of that which freezes; in ice form.

As a verb frozen is

.

As adjectives the difference between grumpy and sneezy

is that grumpy is unhappy, dissatisfied and/or irritable while sneezy is prone to sneeze with little (if any) nasal agitation.

Sombre is a related term of grumpy.

As a verb sombre

is .

As an adjective grumpy is

unhappy, dissatisfied and/or irritable.

As adjectives the difference between grumpy and irascible

is that grumpy is unhappy, dissatisfied and/or irritable while irascible is easily provoked to outbursts of anger; irritable.

Grumpy is a related term of vexed.

As adjectives the difference between grumpy and vexed

is that grumpy is unhappy, dissatisfied and/or irritable while vexed is annoyed, irritated or distressed.

As a verb vexed is

(vex).

As adjectives the difference between pouty and grumpy

is that pouty is tending to pout; angry in a childish or cute way; showing mock anger while grumpy is unhappy, dissatisfied and/or irritable.