Modifiers matching sign:

• public,
• feminine,
• vital,
• romantic,
• temporary,
• typographical,
• complex,
• weather,
• animal,
• editorial,
• flat,
• vocal,
• symbolic,
• visible,
• sacred,
• physical,
• durable,
• developmental,
• cultural,
• meaningful,
• official,
• tangible,
• specialized,
• positive,
• economic,
• early,
• audible,
• nonverbal,
• visual,
• external,
• repetitive,
• ordinary,
• episodic,
• exempt,
• structural,
• national,
• recognizable,
• traditional,
• secondary,
• geometric,
• natural,
• modern,
• distinct,
• abstract,
• mathematical,
• local,
• color,
• basic,
• legal,
• nonlinguistic,
• sensitive,
• religious,
• lightweight,
• behavioural,
• subtle,
• digital,
• typical,
• normal,
• motor,
• oral,
• abnormal,
• emotional,
• light,
• permanent,
• soft,
• conventional,
• mental,
• representational,
• metal,
• toxic,
• outdoor,
• corporate,
• initial,
• new,
• neuropsychiatric,
• detailed,
• informational,
• negative,
• smaller,
• auditory,
• formal,
• large,
• inflatable,
• private,
• outward,
• sensorial,
• christian,
• minor,
• special,
• concrete,
• transient,
• graphical,
• unusual,
• simple,
• decorative,
• static,
• neurologic,
• specified,
• artificial,
• linguistic,
• surrounding,
• cardiovascular,
• electronic,
• social,
• severe,
• clear,
• behavioral,
• red,
• vertical,
• flying,
• wooden,
• clinical,
• diacritic,
• recognisable,
• objective,
• directional,
• cold,
• important,
• small,
• logical,
• regular,
• changing,
• seasonal,
• medical,
• written,
• verbal,
• moveable,
• elementary,
• varied,
• larger,
• discrete,
• musical,
• primitive,
• commercial,
• physiological,
• nervous,
• neurological,
• exterior,
• flexible,
• graphic,
• common,
• freestanding,
• noncommercial,
• critical,
• promotional,
• incidental,
• oversized,

Simple categories matching auditory:

• process,
• characteristic,
• property,
• sign,
• information,
• ability,
• dimension,
• memory,
• abnormality,
• signal,
• system,
• grouping,
• canal,
• event,
• stimulation,
• phenomenon,
• pattern,
• syndrome,
• activity,
• structure,
• stimulus,
• analysis,
• centre,
• attribute,
• perception,
• symptom,
• area,
• component,
• quality,
• skill,
• technology,
• processing,
• task,
• medium,