Category Nuances for peacekeeping:

• specialized,
• common,
• military,
• nonmilitary,
• global,
• international,
• joint,
• traditional,
• cooperative,
• critical,
• humanitarian,
• complex,
• operational,
• difficult,
• preventive,
• expensive,

Simple Categories for peacekeeping:

• mission,
• activity,
• measure,
• process,
• effort,
• work,
• market,