Modifiers matching virus:

• pathogenic,
• smaller,
• special,
• eukaryotic,
• enteric,
• respiratory,
• oral,
• prevalent,
• acute,
• persistent,
• deadly,
• new,
• epidemic,
• possible,
• usual,
• intracellular,
• microscopic,
• heterogeneous,
• lethal,
• avian,
• complex,
• simple,
• nasty,
• real,
• isometric,
• waterborne,
• endogenous,
• intestinal,
• model,
• related,
• infectious,
• single,
• pathological,
• stable,
• latent,
• harmful,
• rodlike,
• dangerous,
• airborne,
• exotic,
• transmissible,
• threatening,
• infective,
• emergent,
• ubiquitous,
• resistant,
• multiple,
• active,
• fatal,
• diverse,
• systemic,
• large,
• contagious,
• simian,
• opportunistic,
• cold,
• common,
• serious,
• important,
• incurable,
• acquired,
• diarrhoeal,
• chronic,
• macro,
• rare,
• complicated,

Simple categories matching endogenous:

• buffer,
• substance,
• lipid,
• phosphatase,
• compound,
• gene,
• reactant,
• pigment,
• steroid,
• substrate,
• variable,
• activator,
• hormone,
• metal,
• virus,
• constituent,
• pathogen,
• vasopressor,
• glucocorticoid,
• chemical,
• molecule,
• catecholamine,
• peptide,
• nucleoside,
• cause,
• agent,
• carbohydrate,
• lipoprotein,
• amine,
• contaminant,
• ion,
• system,
• chromophore,
• sugar,
• protein,
• corticosteroid,
• nucleotide,
• vasoconstrictor,
• diamine,
• polysaccharide,
• sterol,
• ligand,
• estrogen,
• acid,
• factor,
• solute,
• signal,
• protease,
• cation,
• opsonin,
• antigen,
• macromolecule,
• receptor,
• proteinase,
• cofactor,
• enzyme,
• soporific,
• metabolite,
• corticoid,
• component,
• acceptor,
• neurotransmitter,
• process,
• change,
• fluid,
• volatile,
• control,
• monoamine,
• material,
• damage,
• androgen,