Modifiers matching protease:

• animal,
• nonspecific,
• acid,
• intracellular,
• granular,
• digestive,
• intestinal,
• natural,
• pancreatic,
• common,
• active,
• exogenous,
• major,
• extracellular,
• endogenous,
• possible,
• destructive,
• toxic,
• important,

Simple categories matching toxic:

• goitrogen,
• surfactant,
• illness,
• metal,
• substance,
• material,
• solution,
• compound,
• solid,
• residue,
• entity,
• chemical,
• liquid,
• response,
• activity,
• symptom,
• drink,
• reaction,
• nonmetal,
• drug,
• snake,
• amine,
• gas,
• state,
• waste,
• intermediate,
• industry,
• stripper,
• content,
• component,
• antibiotic,
• agent,
• fuel,
• aggregate,
• sweetener,
• stabilizer,
• halide,
• organophosphate,
• monomer,
• carcinogen,
• microorganism,
• particle,
• enzyme,
• preservative,
• protease,
• organism,
• animal,
• hydrocarbon,
• narcotic,
• resin,
• precursor,
• antimetabolite,
• oxide,
• pollutant,
• ingredient,
• stuff,
• therapy,
• pesticide,
• item,
• volatile,
• event,
• system,
• thing,
• adulterant,
• sign,
• shrub,
• activator,
• nature,
• disease,
• hazard,
• immunosuppressant,
• explosive,
• soil,
• poison,
• alcohol,
• disinfectant,
• contaminant,
• medicine,
• fumes,
• beverage,
• cause,
• protein,
• oxidant,
• article,
• propellant,
• situation,
• carrier,
• molecule,
• part,
• input,
• herb,
• alkaloid,
• cereal,
• emotion,
• sedative,
• treatment,
• dust,
• plant,
• suppressant,
• bacteria,
• reagent,
• nsaid,
• phenomenon,
• mediator,
• fertilizer,
• ion,
• spray,
• pathogen,
• metabolite,
• carbonyl,
• element,
• medication,
• elapid,
• anticoagulant,
• particulate,
• algae,
• salt,
• contamination,
• herbicide,
• amide,
• modality,
• toxin,
• derivative,
• aldehyde,
• powder,
• dose,
• mineral,
• food,
• cytokine,
• solvent,
• disorder,
• stimulant,
• effect,
• constituent,
• grain,
• insecticide,
• condition,
• product,
• fluid,
• trauma,
• microbe,
• matter,
• solute,
• action,