Modifiers matching activator:

• immune,
• metal,
• endogenous,
• physiological,
• thermal,
• chemical,
• metabolic,
• harsh,
• polar,
• toxic,
• acid,
• physiologic,
• pathological,
• individual,
• natural,
• potent,
• corrosive,
• neural,
• artificial,
• pharmacological,
• physical,
• exogenous,
• auxiliary,
• cellular,
• biological,
• single,
• salt,
• alkaline,

Simple categories matching metabolic:

• sugar,
• disorder,
• process,
• fuel,
• alteration,
• event,
• interaction,
• hormone,
• disease,
• effect,
• derivative,
• syndrome,
• activity,
• condition,
• material,
• trait,
• measure,
• tissue,
• phenomenon,
• change,
• relation,
• abnormality,
• waste,
• dormancy,
• intermediate,
• precursor,
• acid,
• activator,
• complication,
• enzyme,
• marker,
• organs,
• state,
• reaction,
• acidosis,
• status,
• cause,
• excretion,
• inhibitor,
• arthritis,
• pathway,
• urolith,
• system,
• mechanism,
• measurement,
• demand,
• poison,
• variable,
• upset,
• consequence,
• compound,
• organ,
• action,
• substrate,
• regulation,
• function,
• signal,
• property,
• control,
• illness,
• substance,
• disturbance,
• component,
• situation,
• rate,
• protein,
• constituent,
• response,
• product,
• requirement,
• gas,
• mineral,
• stress,