Modifiers matching infrastructure:

• physical,
• hard,
• fixed,
• complex,
• natural,
• urban,
• economic,
• wide,
• vertical,
• organisational,
• essential,
• common,
• necessary,
• national,
• basic,
• civil,
• stationary,
• critical,
• small,
• adjacent,
• public,
• social,
• good,
• entire,
• supporting,
• regional,
• key,
• peripheral,
• environmental,
• archival,
• soft,
• crucial,

Simple categories matching necessary:

• file,
• equipment,
• item,
• reference,
• module,
• course,
• thing,
• furniture,
• machine,
• opening,
• implement,
• improvement,
• facility,
• sensor,
• service,
• procedure,
• arrangement,
• cofactor,
• material,
• action,
• clothing,
• memory,
• tool,
• fastener,
• information,
• subject,
• salt,
• instrumentation,
• fee,
• conduit,
• part,
• authorization,
• device,
• documentation,
• appliance,
• article,
• toiletry,
• care,
• background,
• processing,
• catalyst,
• order,
• experiment,
• trip,
• space,
• import,
• code,
• fixture,
• building,
• condition,
• drug,
• conveyance,
• infrastructure,
• regulation,
• furnishing,
• function,
• separation,
• representation,
• investigation,
• belongings,
• installation,
• attribute,
• point,
• place,
• process,
• treatment,
• institution,
• change,
• bedding,
• component,
• document,
• time,
• industry,
• administration,
• assistance,
• staple,
• inspection,
• testing,
• abnormality,
• mineral,
• report,
• hole,
• form,
• statement,
• supply,
• fact,
• elements,
• papers,
• proof,
• fitting,
• feature,
• means,
• substance,
• charge,
• paperwork,
• utility,
• gear,
• hormone,
• structure,
• meter,
• ware,
• modification,
• driver,
• system,
• protein,
• beverage,
• medium,
• activity,
• input,
• widget,
• apparatus,
• precaution,
• support,
• expense,
• consideration,
• condiment,
• preparation,
• room,
• machinery,
• occupation,
• chemical,
• use,
• response,
• electrode,
• move,
• event,
• topic,
• drink,
• quality,
• info,
• model,
• test,
• requirement,
• medication,
• adjustment,
• key,
• cost,
• peripheral,
• portion,
• skill,
• extra,
• location,
• duty,
• work,
• shop,
• micronutrient,
• aggregate,
• measure,
• nutrient,
• hospital,
• stain,
• vocabulary,
• errand,
• food,
• molecule,
• gadget,
• group,
• trait,
• housekeeping,
• liquid,
• utensil,
• evidence,
• foodstuff,
• research,
• fluid,
• apparel,
• instrument,
• cover,
• expenditure,
• ingredient,
• product,
• characteristic,
• disbursement,
• works,
• unit,
• control,
• area,
• object,
• accessory,
• hardware,
• aspect,
• protection,
• animation,
• connection,
• personnel,
• basics,
• environment,
• task,
• surface,
• linen,
• property,
• stuff,
• detail,
• amount,
• record,
• commodity,
• accommodation,
• garment,
• tissue,
• data,
• metal,
• issue,
• software,
• outbuilding,
• resource,
• incentive,
• mechanism,
• circuitry,
• provisions,