Modifiers matching curve:

• common,
• regular,
• simple,
• continuous,
• changing,
• primitive,
• geometric,
• analytic,
• smooth,
• elementary,
• familiar,
• open,
• symmetrical,
• analytical,
• significant,
• sharp,
• spatial,
• planar,
• periodic,
• complex,
• irregular,
• special,
• mathematical,
• closed,

Simple categories matching symmetrical:

• container,
• shape,
• surface,
• object,
• curve,
• opening,
• creature,
• product,
• model,
• part,
• unit,
• pattern,
• figure,
• form,
• organs,
• fashion,
• stocking,
• motif,
• pearl,
• feature,
• solid,
• component,
• symbol,
• block,
• animal,
• item,
• structure,
• trait,
• organism,