Duff and Second-class

Duff noun - The part of the body upon which someone sits.

Second-class and duff are semantically related. In some cases you can use "Second-class" instead an adjective "Duff".

Nearby Word: duffer

Second-class adjective - Of little or less value or merit.

Duff and second-class are semantically related. Sometimes you can use "Duff" instead an adjective phrase "Second-class".