Modifiers matching base:

• weak,
• sturdy,
• traditional,
• stable,
• secure,
• flat,
• common,
• square,
• social,
• hard,
• solid,
• horizontal,
• vascular,
• nitrogenous,
• transparent,
• level,
• heterocyclic,
• polar,
• supporting,
• underlying,
• dry,
• rigid,
• auxiliary,
• exogenous,
• supportive,
• operational,
• standard,
• physical,
• aqueous,
• small,
• hydrated,
• tonic,
• ceramic,
• inert,
• organic,
• portable,
• optical,
• suitable,
• metal,
• concrete,
• hydrophilic,
• lipophilic,
• resistant,
• inorganic,
• oily,
• firm,
• permanent,
• culinary,
• mild,
• strong,
• moving,
• fixed,
• thick,
• stationary,

Simple categories matching exogenous:

• enzyme,
• input,
• substance,
• stimulus,
• agent,
• compound,
• phosphoprotein,
• asthma,
• base,
• development,
• corticosteroid,
• event,
• substrate,
• toxicant,
• factor,
• stimulant,
• demand,
• sterol,
• antigen,
• amine,
• steroid,
• opsonin,
• catecholamine,
• cause,
• precursor,
• glucocorticoid,
• proteinase,
• sugar,
• macromolecule,
• acceptor,
• inhibitor,
• condition,
• system,
• material,
• occurrence,
• solute,
• retrovirus,
• amphetamine,
• pathogen,
• drug,
• hormone,
• issue,
• molecule,
• contaminant,
• force,
• opiate,
• variable,
• acid,
• carcinogen,
• polysaccharide,
• protease,
• phenomenon,
• change,
• activator,
• carbohydrate,
• process,
• poison,
• alteration,
• inducer,
• component,
• antioxidant,
• buffer,
• cytokine,
• estrogen,
• signal,
• hexose,
• dna,
• intoxicant,
• chemical,
• shock,
• food,
• ligand,
• authority,
• particle,
• cofactor,
• control,
• toxin,
• protein,
• source,
• metal,
• disturbance,