Modifiers matching tier:

• middle,
• substantive,
• physical,
• logical,

Simple categories matching substantive:

• tier,
• topic,
• issue,
• task,
• area,
• protection,
• way,
• values,
• matter,
• news,
• crime,
• consideration,
• domain,
• law,
• interest,
• document,
• theory,
• field,
• committee,
• part,
• activity,
• liberty,
• skill,
• goal,
• concept,
• discipline,