Modifiers matching opiate:

• addictive,
• individual,
• lipophilic,
• medical,
• analgesic,
• strong,
• natural,
• illegal,
• prescribed,
• oral,
• synthetic,
• iv,
• heavy,
• hydrophilic,
• conventional,
• pharmaceutical,
• exogenous,
• powerful,
• external,
• illicit,
• narcotic,
• medicinal,
• semisynthetic,
• common,
• traditional,
• potent,
• pure,

Simple categories matching pure:

• ore,
• metal,
• study,
• toxemia,
• material,
• substance,
• carbohydrate,
• liquid,
• placebo,
• manure,
• compound,
• glass,
• nutrient,
• quality,
• gas,
• hydrogen,
• semiconductor,
• atmosphere,
• discipline,
• plant,
• dielectric,
• object,
• economics,
• butter,
• food,
• science,
• molecule,
• cluster,
• oxide,
• entity,
• feeling,
• antipyretic,
• nitride,
• form,
• mind,
• chemistry,
• entertainment,
• system,
• pt,
• translation,
• agonist,
• soul,
• fiber,
• crystal,
• commodity,
• spirits,
• analysis,
• substrate,
• subject,
• speech,
• protein,
• narcotic,
• concept,
• smell,
• connection,
• biology,
• chemical,
• fibre,
• silver,
• alpha-blocker,
• alkane,
• powder,
• odour,
• surface,
• component,
• sugar,
• analgesic,
• precipitate,
• notion,
• fuel,
• color,
• textile,
• monosaccharide,
• computation,
• opiate,
• thing,
• propellent,
• salt,
• gem,
• sound,
• emotion,
• art,
• solid,
• necessity,
• solvent,
• drug,
• disaccharide,
• conductor,
• idea,
• whimsy,
• alcohol,
• halide,
• fertilizer,
• bread,
• disorder,
• theory,
• starch,
• mineral,
• extract,
• fabrication,
• fruit,
• motivation,
• oil,
• product,
• item,
• set,
• state,
• nut,
• proteinase,
• clay,
• preparation,
• fluid,
• complaint,
• oxygen,
• abstraction,
• phase,
• worship,
• enjoyment,
• information,
• herb,
• matter,
• enzyme,
• elements,
• tradition,
• hydrocarbon,
• water,
• element,
• cathode,
• essence,
• meat,
• flavoring,
• halogen,
• activity,
• mathematics,
• carbide,
• carbon,
• wool,
• dish,
• arts,
• fat,
• sorbent,
• source,
• carotenoid,
• drink,
• fabric,
• waste,
• phenol,
• polysaccharide,
• content,
• contaminant,
• shape,
• ingredient,