Modifiers matching identifier:

• useful,
• personal,
• secondary,
• unique,
• meaningful,
• individual,
• important,
• ethnic,
• external,
• visual,
• physical,
• common,
• good,
• chemical,
• commercial,
• mathematical,
• proprietary,
• indian,
• graphical,
• global,
• net,
• graphic,
• relevant,
• permanent,
• representational,
• fixed,
• corporate,
• symbolic,

Simple categories matching representational:

• model,
• form,
• object,
• structure,
• motif,
• works,
• technology,
• medium,
• system,
• sign,
• state,
• identifier,
• practice,
• painting,
• image,
• arts,
• unit,
• art,
• action,
• activity,
• artifact,
• mode,
• material,
• format,
• entity,
• task,
• code,
• artefact,