Modifiers matching microbe:

• waterborne,
• lethal,
• pathogenic,
• damaging,
• anaerobic,
• indigenous,
• heterotrophic,
• dangerous,
• harmful,
• intestinal,
• latent,
• unwanted,
• tiny,
• new,
• invasive,
• eukaryotic,
• opportunistic,
• small,
• positive,
• photosynthetic,
• beneficial,
• contagious,
• real,
• higher,
• infectious,
• deadly,
• unicellular,
• environmental,
• intracellular,
• parasitic,
• viable,
• smaller,
• primitive,
• conventional,
• biological,
• toxic,
• hazardous,
• larger,
• destructive,
• undesirable,
• marine,
• invisible,
• model,
• cellular,
• animal,
• effective,
• useful,
• nasty,
• common,

Simple categories matching harmful:

• substance,
• weather,
• environment,
• notion,
• chemical,
• residual,
• element,
• deposit,
• radical,
• organism,
• curio,
• metal,
• material,
• light,
• tool,
• pathogen,
• drinking,
• situation,
• complication,
• compound,
• toxin,
• aggression,
• condition,
• bacteria,
• commodity,
• subsidy,
• intruder,
• fluid,
• fiber,
• contaminant,
• insect,
• microorganism,
• danger,
• object,
• elements,
• residue,
• test,
• sediment,
• energy,
• virus,
• radiation,
• inhalant,
• halogen,
• result,
• pathology,
• mineral,
• action,
• germ,
• sweetener,
• bug,
• activity,
• service,
• plant,
• event,
• practice,
• consequence,
• volatile,
• parasite,
• choice,
• intervention,
• arachnid,
• content,
• food,
• sector,
• adulterant,
• gene,
• beverage,
• occupation,
• habit,
• stuff,
• abnormality,
• solute,
• stain,
• disease,
• circumstances,
• constituent,
• emission,
• defect,
• fumigant,
• drug,
• behavior,
• ion,
• frequency,
• stimulant,
• idea,
• atmosphere,
• component,
• filler,
• particle,
• nutrient,
• allergen,
• process,
• addiction,
• herb,
• pollutant,
• conduct,
• gas,
• problem,
• medication,
• industry,
• preservative,
• group,
• symptom,
• pesticide,
• trait,
• diuretic,
• sport,
• infection,
• exposure,
• therapy,
• creature,
• illness,
• tax,
• deeds,
• entity,
• power,
• weeds,
• force,
• treatment,
• item,
• molecule,
• antigen,
• alkaloid,
• behaviour,
• work,
• act,
• caterpillar,
• change,
• fumes,
• irradiation,
• fuel,
• ingredient,
• pest,
• phenomenon,
• effect,
• code,
• contamination,
• salt,
• animal,
• fraction,
• article,
• agent,
• experience,
• waste,
• oxidant,
• stimulus,
• fauna,
• fish,
• influence,
• property,
• emotion,
• stress,
• reactant,
• email,
• predator,
• invertebrate,
• software,
• crime,
• monomer,
• matter,
• flavoring,
• occurrence,
• microbe,
• factor,
• information,
• thing,
• impurity,
• quality,
• cell,
• yeast,
• program,
• fat,
• aerosol,
• product,
• intermediate,
• state,
• cause,
• disorder,
• utterance,
• solvent,
• liquid,
• procedure,
• place,