Modifiers matching principle:

• philosophical,
• basic,
• broad,
• abstract,
• ethical,
• legal,
• distributive,
• physical,
• similar,
• structural,
• theoretical,
• elementary,
• traditional,
• linguistic,
• electrical,
• religious,
• mechanical,
• constitutional,
• international,
• general,
• geometric,
• psychological,
• logical,
• global,
• practical,
• literary,
• mathematical,
• impersonal,
• perceptual,
• scientific,
• formal,
• normative,
• conceptual,
• geological,
• topological,
• syntactic,
• underlying,
• organizational,
• mental,
• ecological,
• important,
• oriental,
• behavioral,
• personal,
• major,

Simple categories matching mechanical:

• person,
• noisemaker,
• restraint,
• robot,
• artifact,
• hero,
• detector,
• actuator,
• perturbation,
• record,
• contraceptive,
• object,
• scholar,
• android,
• lock,
• joint,
• scientist,
• craft,
• mathematician,
• pressure,
• seal,
• obstruction,
• subsystem,
• mistake,
• area,
• shutter,
• calculator,
• converter,
• detective,
• software,
• accident,
• product,
• equipment,
• piano,
• arena,
• fastening,
• arrangement,
• links,
• abnormality,
• housing,
• oscillation,
• vibration,
• handbook,
• being,
• radiation,
• engine,
• cultivation,
• function,
• interference,
• production,
• display,
• sound,
• strength,
• transport,
• cam,
• mill,
• measure,
• response,
• creature,
• specialist,
• abrasive,
• switch,
• gauge,
• pick,
• implement,
• test,
• timer,
• stress,
• elements,
• barrier,
• interaction,
• filter,
• service,
• cause,
• protection,
• assistance,
• separation,
• stuff,
• quantity,
• material,
• release,
• whole,
• abrasion,
• gage,
• job,
• strain,
• performance,
• design,
• difficulty,
• procedure,
• practice,
• balance,
• integrity,
• condition,
• means,
• valve,
• power,
• member,
• complication,
• subject,
• details,
• form,
• transducer,
• arm,
• item,
• compressor,
• organs,
• danger,
• attribute,
• line,
• space,
• fault,
• output,
• change,
• gadget,
• indicator,
• dryer,
• closure,
• trade,
• force,
• application,
• rope,
• devices,
• matter,
• skill,
• plant,
• element,
• lesion,
• fastener,
• variable,
• cooling,
• harvester,
• modification,
• control,
• device,
• crusher,
• check,
• sensation,
• improvement,
• drawing,
• requirement,
• science,
• apparatus,
• purpose,
• fixture,
• hardware,
• problem,
• trouble,
• sensor,
• quality,
• particle,
• irritation,
• knot,
• carrier,
• medium,
• block,
• influence,
• error,
• principle,
• operations,
• piece,
• aspect,
• surface,
• mixer,
• phenomenon,
• characteristic,
• behavior,
• lubricant,
• work,
• process,
• environment,
• overload,
• machinery,
• dredge,
• information,
• damage,
• separator,
• vehicle,
• opening,
• character,
• distortion,
• distribution,
• fixing,
• effort,
• fluid,
• feature,
• loading,
• frame,
• engagement,
• hazard,
• pet,
• fitting,
• ventilation,
• actuation,
• malfunction,
• support,
• signal,
• jolt,
• behaviour,
• feeder,
• connection,
• agitation,
• factor,
• article,
• issue,
• trauma,
• relic,
• noise,
• necessity,
• spreader,
• trap,
• shape,
• linkage,
• deficiency,
• movement,
• failure,
• method,
• coupling,
• guide,
• way,
• connector,
• accuracy,
• gear,
• agent,
• readout,
• impact,
• gates,
• excavator,
• disturbance,
• mechanism,
• deformation,
• contaminant,
• creation,
• obstacle,
• defect,
• specification,
• tie,
• structure,
• applicator,
• breakdown,
• technique,
• instrumentation,
• field,
• injury,
• installation,
• tool,
• cutter,
• component,
• spring,
• substrate,
• entity,
• thing,
• motion,
• knife,
• pattern,
• part,
• module,
• circuit,
• modality,
• nature,
• arts,
• instrument,
• terminal,
• engineering,
• appendage,
• energy,
• figure,
• representation,
• anemometer,
• sieve,
• works,
• assembly,
• impurity,
• property,
• dispenser,
• conveyance,
• testing,
• invention,
• resistance,
• abuse,
• engineer,
• system,
• attachment,
• sander,
• intervention,
• collector,
• coupler,
• pump,
• contact,
• ground,
• drive,
• perception,
• stimulus,
• constraint,
• scale,
• level,
• termination,
• machine,
• facility,
• printer,
• dispersion,
• parameter,
• stimulation,
• toy,
• counter,
• cable,
• binding,
• operation,
• study,
• event,
• weapon,
• wave,
• contraption,
• measurement,
• action,
• controller,
• imperfection,
• appliance,
• weaponry,
• anchorage,
• tissue,
• processing,
• shock,
• unit,
• compartment,
• contrivance,
• input,
• causality,
• task,
• impairment,
• data,
• activity,