Modifiers matching labor:

• skilled,
• specialized,
• physical,
• useful,
• unskilled,
• female,
• domestic,
• difficult,
• casual,
• mental,
• public,
• heavy,
• light,
• simple,
• peripheral,
• intensive,
• traditional,
• hard,
• poor,
• unpaid,
• menial,
• organized,
• direct,
• temporary,
• dangerous,
• demanding,
• outdoor,

Simple categories matching useful:

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