tread >> trɛd
Definition: [verb] walk in a specified way.
Example: Rosa trod as lightly as she could
Definition: [noun] a person's manner of walking or the sound made as they walk.
Example: I heard the heavy tread of Dad's boots
Definition: [noun] the top surface of a step or stair.
Definition: [noun] the thick moulded part of a vehicle tyre that grips the road.