Modifiers matching sign:

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

Simple categories matching subtle:

• exercise,
• characteristic,
• thing,
• symptom,
• danger,
• part,
• perception,
• change,
• ability,
• entity,
• emotion,
• level,
• attribute,
• modality,
• item,
• movement,
• details,
• instrument,
• form,
• disturbance,
• issue,
• difference,
• state,
• touch,
• action,
• character,
• process,
• language,
• tint,
• message,
• atmospherics,
• problem,
• work,
• quality,
• instrumentation,
• sentiment,
• behavior,
• condition,
• aggression,
• intervention,
• sound,
• maneuver,
• achievement,
• energy,
• consideration,
• phenomenon,
• event,
• stimulus,
• dimension,
• damage,
• variation,
• area,
• hazard,
• criminal,
• knowledge,
• variable,
• marking,
• indication,
• distinction,
• force,
• information,
• mood,
• behaviour,
• signal,
• idea,
• reminder,
• food,
• case,
• motion,
• property,
• sign,
• nature,
• modification,
• gesture,
• disorder,
• feature,
• task,
• control,
• defect,
• abnormality,
• aspect,
• animation,
• trait,
• dish,
• point,