pacemaker

As a letter s

is the letter s with a.

As a noun pacemaker is

one who sets the pace in a race, to guide the others.

As nouns the difference between pacemaker and null

is that pacemaker is one who sets the pace in a race, to guide the others while null is zero, nil; the cardinal number before einn.

As nouns the difference between oscillator and pacemaker

is that oscillator is a tuned electronic circuit used to generate a continuous output waveform while pacemaker is one who sets the pace in a race, to guide the others.

As nouns the difference between pacemaker and peacekeeper

is that pacemaker is one who sets the pace in a race, to guide the others while peacekeeper is one that preserves the peace.

As nouns the difference between watchman and pacemaker

is that watchman is one set to watch; a person who keeps guard, especially one who guards a building, or the streets of a city, by night while pacemaker is one who sets the pace in a race, to guide the others.

As a noun pacemaker

is one who sets the pace in a race, to guide the others.

As a proper noun judge is

.

As nouns the difference between lacemaker and pacemaker

is that lacemaker is a person who makes lace while pacemaker is one who sets the pace in a race, to guide the others.

As nouns the difference between pacemaker and pathfinder

is that pacemaker is one who sets the pace in a race, to guide the others while pathfinder is one who discovers a way or path; one who explores untraversed regions.