Modifiers matching catalyst:

• biological,
• appropriate,
• usual,
• metal,
• enzymatic,
• diverse,
• soluble,
• heterogeneous,
• necessary,
• optical,
• liquid,
• acid,
• basic,
• acidic,
• major,
• base,
• expensive,
• strong,
• cultural,
• homogeneous,
• common,
• single,
• metallic,
• suitable,
• cheap,
• extraneous,
• volatile,
• auxiliary,
• natural,
• benign,
• useful,
• heavy,
• granular,
• active,
• precious,
• alternative,
• conventional,
• proteinaceous,
• traditional,
• macromolecular,
• environmental,
• possible,
• related,
• ferromagnetic,
• complex,
• external,
• cationic,
• chemical,
• solid,

Simple categories matching macromolecular:

• aggregate,
• substance,
• process,
• material,
• carrier,
• compound,
• interaction,
• system,
• solute,
• polysaccharide,
• membrane,
• pathogen,
• substrate,
• biocatalyst,
• solid,
• analysis,
• fluid,
• component,
• drug,
• thickener,
• assembly,
• activity,
• agent,
• fraction,
• complex,
• catalyst,
• polymer,
• fuel,
• gel,
• structure,
• mixture,
• entity,
• protein,
• machine,
• event,
• scaffold,
• surface,
• constituent,