Modifiers matching microbe:

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

Simple categories matching deadly:

• weapon,
• hazard,
• occurrence,
• disease,
• force,
• chemical,
• weather,
• danger,
• toxin,
• virus,
• complication,
• predator,
• bacteria,
• medicine,
• drug,
• thing,
• means,
• substance,
• animal,
• viper,
• aircraft,
• fauna,
• fumes,
• creature,
• gas,
• organism,
• reptile,
• storm,
• microbe,
• microorganism,
• infection,
• illness,
• snake,
• condition,
• vehicle,
• beast,
• form,
• plant,
• unit,
• disorder,
• pet,
• weaponry,
• narcotic,
• pathogen,
• vermin,
• bug,
• material,
• metal,
• malady,
• poison,
• component,
• object,
• projectile,
• insect,
• contaminant,
• agent,
• cancer,
• rattlesnake,
• phenomenon,
• item,