rex

As a proper noun rex

is (formal, usually italicized) the reigning king.

As a verb lego is

.

As a noun villain

is (en) a vile, wicked person.

As a verb villain

is (obsolete|transitive) to debase; to degrade.

As a proper noun rex is

(formal, usually italicized) the reigning king.

As a proper noun rex

is (formal, usually italicized) the reigning king.

As a noun shirt is

an article of clothing that is worn on the upper part of the body, and often has sleeves, either long or short, that cover the arms.

As a verb shirt is

to cover or clothe with a shirt, or as if with a shirt.

As a proper noun rex

is (formal, usually italicized) the reigning king.

As a letter r is

the eighteenth letter of the.

As a symbol r is

roentgen (unit ).

As nouns the difference between rex and dumbass

is that rex is an animal which has a genetic recessive variation that causes the guard hairs to be very short or fully lacking while dumbass is a stupid or foolish person.

As a proper noun Rex

is (formal, usually italicized) The reigning king.

As an adjective dumbass is

stupid, foolish.

As nouns the difference between rex and king

is that rex is an animal which has a genetic recessive variation that causes the guard hairs to be very short or fully lacking while king is a male monarch; a man who heads a monarchy. If it's an absolute monarchy, then he is the supreme ruler of his nation.

As proper nouns the difference between rex and king

is that rex is (formal, usually italicized) The reigning king while King is the title of a king.

As a verb king is

to crown king, to make (a person) king.