WordNet sense 1 (the rate of some repeating event):

tempo

WordNet sense 2 (the rate of moving (especially walking or running)):

gait

WordNet sense 3 (the distance covered by a step):

footstep, step, stride

WordNet sense 4 (a unit of length equal to 3 feet; defined as 91.44 centimeters; originally taken to be the average length of a stride):

yard

WordNet sense 5 (the relative speed of progress or change):

rate

WordNet sense 6 (a step in walking or running):

tread