Modifiers matching formation:

• geological,
• past,
• geologic,
• permeable,
• strange,
• stable,
• active,
• larger,
• organized,
• formal,
• coastal,
• social,
• natural,
• geographical,
• discrete,
• abrasive,
• morbid,
• ideological,
• separate,
• common,
• sticky,
• unusual,
• christian,
• structural,
• moving,
• impermeable,
• military,
• hard,
• virtual,
• undesirable,
• smaller,
• homogeneous,
• underground,
• hollow,
• impressive,
• subsurface,
• beautiful,
• large,
• complex,
• typical,
• conceptual,
• major,
• deep,
• soft,
• igneous,
• up,
• calcareous,
• porous,
• impervious,
• solid,
• organic,
• political,
• regular,
• defensive,
• individual,
• driving,
• mental,
• uniform,
• ancient,
• acid,
• harder,
• sedimentary,
• diverse,
• spatial,
• elastic,
• interesting,
• softer,
• artistic,
• cambrian,
• cultural,
• personal,
• nearby,
• sacred,
• conical,
• dense,
• intricate,
• quaternary,
• galactic,
• symbolic,
• geometric,
• vertical,
• traditional,
• salt,
• polygonal,
• unique,
• pedestrian,
• special,
• popular,
• spiritual,
• impersonal,
• particular,
• monolithic,
• geographic,
• medium,
• tall,
• weak,
• key,
• strong,
• earthen,
• rocky,
• rare,
• geophysical,
• volcanic,
• historical,
• siliceous,
• star,
• standard,
• internal,
• surrounding,
• glacial,
• massive,
• molecular,
• small,
• pointed,
• plastic,
• offer,
• pathologic,
• underwater,
• national,
• unconsolidated,
• unstable,
• thick,
• exterior,
• territorial,
• crystalline,
• tropical,

Simple categories matching acid:

• food,
• fruit,
• beverage,
• disorder,
• dea,
• ferment,
• ingredient,
• derivative,
• intermediate,
• coagulant,
• reflux,
• salt,
• polyester,
• wine,
• utilization,
• activator,
• part,
• polymer,
• gas,
• system,
• polysaccharide,
• lake,
• stone,
• chemical,
• anhydride,
• plant,
• mixture,
• solvent,
• enzyme,
• aerosol,
• constituent,
• material,
• monomer,
• liquid,
• substance,
• fertilizer,
• taste,
• molecule,
• nature,
• amide,
• compound,
• nsaid,
• portion,
• heterocycle,
• vinegar,
• siloxane,
• component,
• fish,
• residue,
• diet,
• green,
• illness,
• metal,
• foodstuff,
• content,
• seasoning,
• oxide,
• ester,
• legume,
• vegetable,
• indicator,
• metabolite,
• acceptor,
• structure,
• group,
• blocker,
• agent,
• cheese,
• flavoring,
• animal,
• container,
• medium,
• bath,
• amine,
• radical,
• grain,
• bacteria,
• source,
• juice,
• veggie,
• level,
• disease,
• site,
• drink,
• wood,
• cultivar,
• formation,
• rock,
• protease,
• catalyst,
• condition,
• triglyceride,
• unit,
• suppressant,
• mineral,
• soap,
• fraction,
• acid,
• precursor,
• drug,
• preservative,
• oligosaccharide,
• substrate,
• buffer,
• solution,
• protein,
• sequence,
• inhibitor,
• solid,