intransitive verb
Definition: To walk or move on foot; to step or walk in a particular way.
Example: She likes to tread softly on the grass to avoid making noise.
noun
Definition: A mark or impression left by stepping on a surface, or the act of stepping or walking. It can also refer to the surface of a tire that makes contact with the ground.
Example: The tread on my shoes is worn out from all the walking I did.
transitive verb
Definition: To press down or walk on something with your feet, often to create a path or to crush it.
Example: He had to tread carefully on the icy sidewalk to avoid slipping.