treader

/ˈtrɛdər/
noun
  1. A person or thing that treads or steps on something.
    • The old machine was a steady treader along the assembly line.
    • In the vineyard, each grape treader helped crush the harvest.
    • The careful treader avoided the muddy puddles on the path.
What does "treader" mean? | whatsthatwordmean | whatsthatwordmean