Caveman and Jockstrap

Caveman noun - A man with crude manners and habits and outmoded attitudes.

Jockstrap and caveman are semantically related. In some cases you can use "Jockstrap" instead an adjective "Caveman".

Jockstrap noun - A support for the genitals worn by men engaging in strenuous exercise.

Caveman and jockstrap are semantically related. Sometimes you can use "Caveman" instead an adjective "Jockstrap".