By-product and Overrun

By-product noun - Something that naturally develops or is developed from something else.

Overrun and by-product are semantically related. In some cases you can use "Overrun" instead a noun phrase "By-product".

Overrun noun - Too much production or more than expected.

By-product and overrun are semantically related. Sometimes you can use "By-product" instead a noun "Overrun".