· a male sovereign; ruler of a kingdom

Synonym(s): male_monarch, Rex

Hypernym(s): sovereign, crowned_head, monarch

Antonym(s): queen

· a competitor who holds a preeminent position

Synonym(s): queen, world-beater

Hypernym(s): rival, challenger, competitor, competition, contender

· a very wealthy or powerful businessman; "an oil baron"

Synonym(s): baron, big_businessman, business_leader, magnate, mogul, power, top_executive, tycoon

Hypernym(s): businessman, man_of_affairs

· preeminence in a particular category or group or field; "the lion is the king of beasts"

Hypernym(s): eminence, distinction, preeminence, note

· United States woman tennis player (born in 1943)

Synonym(s): King, Billie_Jean_King, Billie_Jean_Moffitt_King

· United States guitar player and singer of the blues (born in 1925)

Synonym(s): King, B._B._King, Riley_B_King

· United States charismatic civil rights leader and Baptist minister who campaigned against the segregation of Blacks (1929-1968)

Synonym(s): King, Martin_Luther_King, Martin_Luther_King_Jr.

· a checker that has been moved to the opponent's first row where it is promoted to a piece that is free to move either forward or backward

Hypernym(s): checker, chequer

· one of the four playing cards in a deck bearing the picture of a king

Hypernym(s): face_card, picture_card, court_card

· (chess) the weakest but the most important piece

Hypernym(s): chessman, chess_piece