RhymeZone: substituted definitions

Definitions of substitute:

noun: a person or thing that takes or can take the place of another
noun: an athlete who plays only when another member of the team drops out
noun: someone who takes the place of another (as when things get dangerous or difficult)
verb: put in the place of another; switch seemingly equivalent items
Example: "Substitute regular milk with fat-free milk"
verb: be a substitute
Example: "The young teacher had to substitute for the sick colleague"
verb: act as a substitute
adjective: artificial and inferior
Example: "Substitute coffee"