1. Advocating or engaged in activism
   - activist

See also: active, activism

• Master of Literature
• Master of Science
• Master of Science in Engineering
• Master of Theology
• master plan
• master race
• master sergeant
• master's degree
• master-at-arms
• mastered
• masterful
• masterfully
• mastering
• masterless
• masterly
• mastermind
• masterpiece
• Masters
• mastership
• masterstroke
• masterwork
• masterwort
• mastery
• masthead
• mastic