Modifiers matching reservoir:

• liquid,
• seasonal,
• external,
• natural,
• medical,
• internal,
• simple,
• home,
• sedimentary,
• underground,
• geophysical,
• nonliving,
• environmental,
• common,
• geological,
• small,
• local,
• traditional,
• geologic,
• vast,
• biological,
• fluid,
• subsurface,
• stable,
• impermeable,
• deep,
• mobile,
• large,

Simple categories matching stable:

• material,
• work,
• surface,
• isomer,
• part,
• bond,
• investment,
• foundation,
• object,
• mineral,
• isotope,
• time,
• place,
• hydrate,
• metal,
• soil,
• currency,
• hydrocarbon,
• institution,
• chloride,
• fat,
• substrate,
• ketone,
• quantity,
• radical,
• particle,
• fraction,
• structure,
• pigment,
• compound,
• grouping,
• carbonyl,
• component,
• sediment,
• characteristic,
• pad,
• virus,
• atom,
• pattern,
• equipment,
• sector,
• disposition,
• handicap,
• paper,
• environment,
• intermediate,
• fiber,
• trade,
• container,
• fluid,
• commodity,
• value,
• aggregate,
• installation,
• mrna,
• union,
• housing,
• zeolite,
• trait,
• company,
• enzyme,
• protein,
• barrier,
• phase,
• sugar,
• life,
• derivative,
• organ,
• salt,
• relationship,
• electrode,
• security,
• market,
• contaminant,
• shape,
• pathogen,
• polyamide,
• chemical,
• fabric,
• furniture,
• thing,
• hadron,
• clock,
• performance,
• formation,
• business,
• assets,
• entity,
• wood,
• stratum,
• rock,
• loan,
• group,
• liquid,
• resin,
• association,
• arrangement,
• foam,
• force,
• filler,
• state,
• unit,
• fibre,
• adhesive,
• machine,
• medium,
• phosphate,
• society,
• carbohydrate,
• hydride,
• pillow,
• reactant,
• star,
• flooring,
• disability,
• ion,
• solvent,
• area,
• polymer,
• reservoir,
• floor,
• complex,
• activity,
• species,
• expense,
• quality,
• substance,
• molecule,
• ordering,
• monomer,
• matter,
• article,
• paraffin,
• cell,
• nature,
• flame,
• condition,
• polysaccharide,
• debt,
• lamp,
• community,
• form,
• administration,
• complication,
• source,
• cause,
• item,
• settlement,
• web,
• construction,
• feature,
• site,
• ground,
• vaccine,
• plastic,
• price,
• carbonate,
• job,
• lacquer,
• pesticide,
• building,
• insulator,
• country,
• line,
• gas,
• constituent,
• rna,
• system,
• precursor,
• level,
• nation,
• point,
• instrument,
• base,
• linkage,
• organs,
• ore,
• macromolecule,
• difficulty,
• layer,
• region,
• alloy,
• gap,
• support,
• oxide,
• nitride,
• property,
• thermoplastic,
• storage,
• buffer,
• attribute,
• disease,
• body,
• location,
• disorder,
• carrier,
• emotion,
• potential,
• matrix,
• outlet,
• element,
• illness,
• food,
• profession,
• tissue,
• occupation,