Tough and Unpermissive

Tough adjective - Not easily chewed.

Unpermissive and tough are semantically related In some cases you can use "Unpermissive" instead an adjective "Tough".

Nearby Words: toughness, toughen, toughening, tougher, toughed

Unpermissive adjective - Not inclined to grant permission; severe in discipline.

Tough and unpermissive are semantically related in rigid topic. Sometimes you can use "Tough" instead an adjective "Unpermissive", if it concerns topics such as authoritarian.