Castoff and Erstwhile

Castoff noun - One who is cast out or rejected by society.

Erstwhile and castoff are semantically related. in old topic. In some cases you can use "Erstwhile" instead an adjective "Castoff". obsolete substitute

Erstwhile adjective - Having been such at some previous time.

Castoff and erstwhile are semantically related. Sometimes you can use "Castoff" instead an adjective "Erstwhile".