A stone that can be stepped on in crossing something, especially a marsh or creek. / (idiomatic) Something used as a way to progress to something or somewhere else.

a form of aerobics involving repeated stepping up onto, and down from a block or platform

(transitive, idiomatic) To increase, augment, or advance, especially by one or more steps.

(intransitive, idiomatic) To assume or take responsibility.

(idiomatic) To resign from office; to abdicate. / To gradually reduce something, a little at a time, as an electronic step down transformer.

To walk up a set of stairs as exercise.

(computing, mathematics) A flash of insight that cracks a problem and paves the way to a solution.

An open space in an otherwise solid object through which a person can step or walk.

A misstep; a stumble. / (figuratively) An erroneous action or decision.

Alternative form of goose-step