substitute
a high-quality replacement for something
a low-cost but often lower-quality replacement
a replacement that is appropriate for the situation
a more nutritious alternative to something
a low-quality or inadequate replacement
a replacement that is sufficient for the purpose
a replacement that is considered satisfactory
a replacement that is very similar to the original
a replacement that meets the requirements
an ideal replacement with no drawbacks
a replacement that is not fully adequate
a sweetener used as an alternative to sugar
a food product that replaces meat in a diet
a beverage used as an alternative to dairy milk
to employ something as a replacement
to function as a replacement
to perform the role of a replacement
to offer or supply a replacement
to manufacture or create a replacement product
a person who teaches a class when the regular teacher is absent
used to indicate the person or thing that is being replaced