Modifiers matching toxin:

• biochemical,
• common,
• bacterial,
• biological,
• potent,
• herbal,
• chemical,
• exotic,
• environmental,
• diarrheal,
• natural,
• possible,
• deadly,
• local,
• major,
• carcinogenic,
• invertebrate,
• microbial,
• dangerous,
• respiratory,
• organic,
• exogenous,
• fungal,
• soluble,
• external,
• toxic,
• harmful,
• potential,

Simple categories matching possible:

• indication,
• process,
• infection,
• illness,
• cause,
• antigen,
• activity,
• disaster,
• emotion,
• volatile,
• mechanism,
• contaminant,
• toxicant,
• condition,
• inflammation,
• opposition,
• extra,
• surface,
• pollutant,
• means,
• agent,
• material,
• information,
• disorder,
• toxin,
• disease,
• transformation,
• morbidity,
• failure,
• injury,
• parasite,
• feature,
• entity,
• difficulty,
• complication,
• motion,
• artifact,
• protease,
• action,
• germ,
• syndrome,
• substrate,
• impurity,
• development,
• piece,
• sentence,
• chemical,
• fuel,
• incident,
• area,
• ingredient,
• precipitant,
• place,
• malady,
• reaction,
• lesion,
• bacteria,
• system,
• error,
• event,
• metal,
• prey,
• organism,
• comfort,
• market,
• accident,
• specification,
• nexus,
• career,
• intermediate,
• allergen,
• list,
• catalyst,
• work,
• sport,
• animal,
• form,
• service,
• interaction,
• facility,
• acid,
• substance,
• occurrence,
• hazard,
• assistant,
• contamination,
• pathology,
• fluid,
• danger,
• residue,
• usage,
• procedure,
• modification,
• symptom,
• disturbance,
• pathogen,
• rodent,
• entertainment,
• use,
• defect,
• layer,
• predator,
• request,
• way,
• theme,
• evidence,
• virus,
• solution,
• state,
• thing,
• eruption,
• catastrophe,
• sector,
• problem,
• conflict,
• situation,
• target,
• change,
• group,
• abrasive,
• equipment,
• poison,
• precursor,