noun
- a person or thing that takes the place of another
verb
- to put or use something in place of another
Examples
- The teacher called in a substitute when she got sick.
- You can substitute honey for sugar in this recipe.
- There’s no substitute for hard work.
- The coach decided to substitute the injured player.
- Margarine is often used as a substitute for butter.
- Can you substitute for me at the meeting tomorrow?
- The substitute teacher struggled to control the class.