Cop-out and Supplanter

Cop-out noun - The act or a means of getting or keeping away from something undesirable.

Supplanter and cop-out are semantically related. In some cases you can use "Supplanter" instead a noun phrase "Cop-out".

Supplanter noun - One who wrongfully or illegally seizes and holds the place of another.

Cop-out and supplanter are semantically related. Sometimes you can use "Cop-out" instead a noun "Supplanter".