Interscholastic and Intermural

Interscholastic adjective - Used of competition or cooperation between secondary schools.

Intermural and interscholastic are semantically related. In some cases you can use "Intermural" instead an adjective "Interscholastic".

Intermural adjective - Between two or more institutions etc.

Interscholastic and intermural are semantically related. You can use "Interscholastic" instead an adjective "Intermural".