As a noun demonstration

is demonstration (act of showing and explaining).

As an adjective representative is

.

As nouns the difference between demonstration and verification

is that demonstration is the act of demonstrating; showing or explaining something while verification is the act of verifying.

As a noun demonstrations

is .

As a verb rallies is

.

As adjectives the difference between demonstrative and operational

is that demonstrative is that serves to demonstrate, show or prove while operational is of or relating to operations, especially military operations.

As a noun demonstrative

is a demonstrative word.

As nouns the difference between demonstrator and specimen

is that demonstrator is the forefinger while specimen is specimen.

As nouns the difference between demonstrators and rioters

is that demonstrators is plural of demonstrator while rioters is plural of rioter.

As nouns the difference between demand and urge

is that demand is the desire to purchase goods and services while urge is gopher (a small burrowing furry rodent).

As a verb demand

is to request forcefully.

As adjectives the difference between demanding and grueling

is that demanding is requiring much endurance, strength, or patience while grueling is .

As a verb demanding

is .

As nouns the difference between demise and decease

is that demise is the conveyance or transfer of an estate, either in fee for life or for years, most commonly the latter while decease is death.

As verbs the difference between demise and decease

is that demise is to give while decease is to die.

As verbs the difference between demise and disease

is that demise is while disease is (obsolete) to cause unease; to annoy, irritate.

As a noun disease is

(pathology) an abnormal condition of the body or mind that causes discomfort or dysfunction; distinct from injury insofar as the latter is usually instantaneously acquired.