oligarch

As nouns the difference between oligarch and theocracy

is that oligarch is a member of an oligarchy, someone who is part of a small group that runs a country while theocracy is government under the control of a state-sponsored religion

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As nouns the difference between oligopoly and oligarch

is that oligopoly is an economic condition in which a small number of sellers exert control over the market of a commodity while oligarch is a member of an oligarchy, someone who is part of a small group that runs a country.

As nouns the difference between tyrant and oligarch

is that tyrant is (historic|ancient greece) a usurper; one who gains power and rules extralegally, distinguished from kings elevated by election or succession while oligarch is a member of an oligarchy, someone who is part of a small group that runs a country.

As an adjective tyrant

is (uncommon) tyrannical, tyrannous; like, characteristic of, or in the manner of a tyrant.

As a verb tyrant

is (obsolete) to act like a tyrant; to be tyrannical.

As nouns the difference between oligarch and totalitarianism

is that oligarch is a member of an oligarchy, someone who is part of a small group that runs a country while totalitarianism is a system of government in which the people have virtually no authority and the state wields absolute control, for example, a dictatorship.

As nouns the difference between oligarch and authoritarian

is that oligarch is a member of an oligarchy, someone who is part of a small group that runs a country while authoritarian is one who commands absolute obedience to his or her authority.

As an adjective authoritarian is

of, or relating to, absolute obedience to an authority.

As nouns the difference between oligarch and dictator

is that oligarch is a member of an oligarchy, someone who is part of a small group that runs a country while dictator is originally, a magistrate without colleague in republican ancient Rome, who held full executive authority for a term granted by the senate (legislature), typically to conduct a war.

As nouns the difference between oligarch and monarch

is that oligarch is a member of an oligarchy, someone who is part of a small group that runs a country while monarch is monarch (head of state in a monarchy).

As a noun oligarch

is a member of an oligarchy, someone who is part of a small group that runs a country.

As nouns the difference between oligarch and millionaire

is that oligarch is a member of an oligarchy, someone who is part of a small group that runs a country while millionaire is somebody whose wealth is greater than one million units of the local currency.

As nouns the difference between oligarch and autocrat

is that oligarch is a member of an oligarchy, someone who is part of a small group that runs a country while autocrat is an absolute ruler with infinite power.