emperor

As a noun emperor

is the male monarch or ruler of an empire.

As a proper noun regina is

, cognate to regina.

As nouns the difference between emperor and caliph

is that emperor is the male monarch or ruler of an empire while caliph is the political leader of the Muslim world, successor of Muhammad's political authority, not religious or spiritual.

As nouns the difference between emperor and khalifa

is that emperor is the male monarch or ruler of an empire while khalifa is a member of a predominantly muslim caste of gujarat, india.

As nouns the difference between poacher and emperor

is that poacher is a person who trespasses in order to take game illegally, one who poaches while emperor is the male monarch or ruler of an empire.

As nouns the difference between superior and emperor

is that superior is a person of higher rank or quality while emperor is the male monarch or ruler of an empire.

As an adjective superior

is higher in quality.

As nouns the difference between tyrant and emperor

is that tyrant is a usurper; one who gains power and rules extralegally, distinguished from kings elevated by election or succession while emperor is the male monarch or ruler of an empire.

As an adjective tyrant

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

As a verb tyrant

is to act like a tyrant; to be tyrannical.

As nouns the difference between emperor and rulers

is that emperor is the male monarch or ruler of an empire while rulers is one who rules.

As nouns the difference between emperor and tzar

is that emperor is the male monarch or ruler of an empire while tzar is .

As nouns the difference between master and emperor

is that master is (l) (original version of a document or of a recording) while emperor is the male monarch or ruler of an empire.

As nouns the difference between emperor and maharaja

is that emperor is the male monarch or ruler of an empire while maharaja is a Hindu prince ranking above a raja.