Modifiers matching purpose:

• institutional,
• recreational,
• productive,
• functional,
• commercial,
• artistic,
• sensitive,
• beneficial,
• improper,
• theoretical,
• special,
• everyday,
• common,
• secondary,
• practical,
• sporting,
• decorative,
• agricultural,
• nonresidential,
• residential,
• aesthetic,
• unlawful,
• incidental,
• public,
• legitimate,
• meditative,
• mechanical,
• industrial,
• analytical,
• spiritual,
• immediate,
• multiple,
• temporary,
• urban,
• internal,
• larger,
• general,
• alternative,
• useful,
• illegal,
• physiological,
• municipal,
• ordinary,
• graphic,
• legal,

Simple categories matching useful:

• book,
• object,
• page,
• item,
• phenomenon,
• utility,
• hydrocarbon,
• trait,
• plant,
• information,
• example,
• prize,
• graph,
• ability,
• thing,
• amount,
• deliverable,
• device,
• perennial,
• solute,
• knowledge,
• characteristic,
• end,
• animal,
• article,
• bacteria,
• material,
• invention,
• profession,
• constituent,
• semiconductor,
• appliance,
• derivative,
• shop,
• facility,
• composition,
• equipment,
• class,
• microorganism,
• insect,
• category,
• business,
• guidance,
• record,
• abstraction,
• course,
• building,
• clothes,
• drug,
• plastic,
• framework,
• tree,
• support,
• option,
• toiletry,
• illustration,
• location,
• plane,
• protection,
• layer,
• regulation,
• topic,
• instruction,
• details,
• notion,
• variation,
• fixture,
• touch,
• fibre,
• lipid,
• antioxidant,
• transformation,
• handicraft,
• particle,
• activity,
• project,
• implement,
• indicator,
• message,
• vocabulary,
• count,
• task,
• theory,
• vehicle,
• measure,
• commodity,
• database,
• accessory,
• credential,
• links,
• piece,
• behaviour,
• content,
• supply,
• format,
• artifact,
• room,
• mechanism,
• furniture,
• intermediate,
• gear,
• chemical,
• labor,
• artefact,
• science,
• steroid,
• event,
• signal,
• tip,
• work,
• calculation,
• venture,
• food,
• catalyst,
• resource,
• program,
• dog,
• document,
• lexis,
• organ,
• application,
• deposit,
• unit,
• language,
• mineral,
• creature,
• rock,
• view,
• fuel,
• routine,
• table,
• nutrient,
• construction,
• machinery,
• position,
• antibiotic,
• tissue,
• fraction,
• quantity,
• result,
• area,
• necessity,
• publication,
• protocol,
• needle,
• trade,
• life,
• elements,
• library,
• stuff,
• agreement,
• behavior,
• system,
• ware,
• action,
• prefab,
• sound,
• theme,
• movement,
• weapon,
• microbe,
• pot,
• component,
• feature,
• herb,
• gadget,
• product,
• structure,
• symbol,
• tool,
• provisions,
• arrangement,
• utensil,
• instrument,
• arts,
• protein,
• property,
• operations,
• form,
• process,
• metal,
• treatment,
• enterprise,
• concept,
• subject,
• larva,
• quality,
• gas,
• skill,
• molecule,
• energy,
• card,
• situation,
• polymer,
• value,
• part,
• button,
• substrate,
• improvement,
• bird,
• control,
• emotion,
• legume,
• metabolite,
• vocation,
• species,
• practice,
• data,
• output,
• mode,
• phytochemical,
• palm,
• reminder,
• organism,
• grass,
• garment,
• evidence,
• section,
• widget,
• group,
• text,
• identifier,
• point,
• entity,
• shape,
• model,
• occupation,
• attribute,
• amenities,
• container,
• purpose,
• technique,
• service,
• match,
• machine,
• solid,
• remedy,
• surface,
• outbuilding,
• substance,
• software,
• byproduct,
• job,
• anticonvulsant,
• passion,
• address,
• relic,
• residue,
• salt,
• ornament,
• polyhedron,
• trifle,
• report,
• pharmaceutical,
• antidepressant,
• tube,
• compound,
• predator,
• help,
• peripheral,
• character,
• alloy,
• acid,
• sensor,
• agent,
• info,
• organisation,
• place,
• craft,
• extra,
• institution,
• assets,
• macromolecule,
• index,
• fluid,
• function,