Kingmaker vs. Kingpin: What's the Difference?

Kingmaker and Kingpin Definitions
Kingmaker
One who has the political power to influence the selection of a candidate for high public office.
Kingpin
The innermost or central pin in an arrangement of bowling pins.
Kingmaker
(politics) Someone who has strong influence over the choice of a leader.
Kingpin
See headpin.
Kingmaker
A player who is unable to win but powerful enough to decide which of the other viable players will eventually win.
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Kingpin
The most important person or element in an enterprise or system.
Kingmaker
An important person who can bring leaders to power through the exercise of political influence;
The Earl of Warwick was the first kingmaker
Kingpin
See kingbolt.
Kingpin
(transportation) The axis around which steered wheels pivot; a bolt that holds the axis in place—a kingbolt.
Kingpin
(transportation) The pivot or connector between a tractor and trailer in the fifth-wheel coupling of semi-trailer truck.
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Kingpin
The pin at the centre of the triangle of bowling pins (originally the tallest pin in kayles). Sometimes also the headpin at the apex.
Kingpin
The most important person in an undertaking or organization.
Kingpin
The bolt holding together the truck of a roller skate or skateboard.
Kingpin
The most important person in a group or undertaking
Kingpin
Bolt that provides a steering joint in a motor vehicle
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Kingpin
The front bowling pin in the triangular arrangement of ten pins