Modifiers matching periodical:

• electronic,
• contemporary,
• current,
• english,
• bound,
• popular,
• influential,
• published,
• practical,
• scholarly,
• specialized,
• philosophical,
• fine,
• financial,
• political,
• legal,
• technical,
• old,
• regional,
• local,
• literary,
• relevant,
• major,
• japanese,
• weather,
• special,
• supporting,

Simple categories matching bound:

• system,
• document,
• atom,
• periodical,
• medium,
• cofactor,
• aggregate,
• volume,
• book,
• object,
• conjugate,
• booklet,
• original,
• material,
• entity,
• hydrocarbon,
• workbook,
• group,
• intermediate,
• article,
• volatile,
• information,
• component,
• item,
• product,
• ligand,
• property,
• adduct,
• record,
• layer,
• publication,
• solid,
• ion,
• assemblage,
• oxygen,
• structure,
• grouping,
• cluster,
• particle,
• lipid,
• semiconductor,
• organelle,
• molecule,
• set,
• crystal,
• substance,
• protein,
• process,
• notebook,