Modifiers matching union:

• professional,
• economic,
• soviet,
• private,
• powerful,
• complex,
• national,
• political,
• intimate,
• personal,
• sacred,
• american,
• cultural,
• hybrid,
• regional,
• commercial,
• militant,
• larger,
• meaningful,
• adult,
• stable,
• active,
• industrial,
• big,
• important,
• sexual,
• fiscal,

Simple categories matching soviet:

• institution,
• union,
• agency,
• system,