Modifiers matching purpose:

• commercial,
• productive,
• spiritual,
• everyday,
• larger,
• common,
• special,
• nonresidential,
• legal,
• ordinary,
• general,
• incidental,
• mechanical,
• practical,
• sensitive,
• municipal,
• graphic,
• beneficial,
• urban,
• physiological,
• alternative,
• recreational,
• agricultural,
• temporary,
• unlawful,
• residential,
• improper,
• analytical,
• secondary,
• illegal,
• meditative,
• multiple,
• immediate,
• internal,
• decorative,
• artistic,
• public,
• legitimate,
• industrial,
• aesthetic,
• useful,
• institutional,
• theoretical,
• functional,
• sporting,

Simple categories matching theoretical:

• process,
• perception,
• development,
• discipline,
• entity,
• force,
• math,
• property,
• problem,
• thought,
• science,
• situation,
• tendency,
• intellect,
• subject,
• content,
• economy,
• particle,
• concept,
• tradition,
• information,
• consideration,
• nature,
• abstraction,
• project,
• model,
• literature,
• knowledge,
• dimension,
• writing,
• topic,
• field,
• study,
• purpose,
• orientation,
• movement,
• piece,
• position,
• education,
• issue,
• practice,
• notion,
• system,
• biology,
• proposition,
• part,
• philosophy,
• physics,
• principle,
• works,
• constraint,
• foundation,
• measure,
• representation,
• quantity,
• point,
• hypothesis,
• activity,
• assumption,
• technique,
• component,
• result,
• unit,
• methodology,
• solution,
• thing,
• terms,
• domain,
• language,
• payoff,
• framework,
• structure,
• area,
• research,
• papers,
• way,
• perspective,
• material,
• chemistry,
• mechanism,
• skill,
• course,
• explanation,
• linguistics,
• idea,
• work,
• method,