Modifiers matching interface:

• extra,
• external,
• diverse,
• graphical,
• digital,
• familiar,
• technical,
• aqueous,
• active,
• natural,
• internal,
• dynamic,
• single,
• liquid,
• industrial,
• symmetric,
• analog,
• over,
• visual,
• shared,
• solid,
• physical,
• free,
• identifiable,
• hydrophilic,
• peripheral,
• closed,
• common,
• interactive,
• key,
• reflective,
• additional,
• individual,
• alternative,
• simple,
• popular,
• soft,
• standard,
• complicated,
• supporting,
• haptic,
• conventional,
• temporary,
• wireless,
• universal,
• traditional,
• smooth,
• administrative,

Simple categories matching smooth:

• color,
• figure,
• fabric,
• surface,
• fruit,
• implement,
• pasta,
• support,
• object,
• furnishing,
• ball,
• skin,
• material,
• structure,
• substrate,
• hardwood,
• shape,
• medium,
• roadway,
• flooring,
• muscle,
• set,
• thing,
• operation,
• highway,
• food,
• curve,
• area,
• metal,
• boundary,
• cloth,
• part,
• floor,
• filter,
• interface,
• article,
• body,
• instrument,
• function,
• leather,
• wall,
• leaf,
• fiber,
• rock,
• feature,
• hardboard,
• board,
• line,
• location,
• item,
• sheet,
• tissue,
• ice,
• container,
• stick,
• operations,
• yogurt,
• block,
• portion,
• layer,
• region,
• form,
• flavor,
• stone,
• substance,
• plastic,
• sphere,
• solid,
• polymer,
• cotton,
• coating,
• plate,
• dessert,
• roller,
• plant,
• circuit,
• yarn,