Modifiers matching signal:

• perceptible,
• useful,
• audible,
• external,
• analog,
• dynamic,
• multiple,
• natural,
• pyrotechnic,
• hemodynamic,
• extracellular,
• visual,
• costly,
• acoustic,
• informative,
• perceivable,
• neural,
• detectable,
• biological,
• ancillary,
• common,
• electromagnetic,
• significant,
• digital,
• real,
• physiological,
• complex,
• specialized,
• single,
• functional,
• percussive,
• electrical,
• primary,
• off,
• verbal,
• regular,
• seismic,
• nonverbal,
• typical,
• interfering,
• everyday,
• over,
• graphic,
• symbolic,
• local,
• special,
• atomic,
• linguistic,
• harmonic,
• measurable,
• electronic,
• individual,
• actual,
• distinct,
• pitched,
• electromechanical,
• light,
• larger,
• peripheral,
• social,
• communicative,
• visible,
• related,
• diverse,
• familiar,
• moving,
• internal,
• clinical,
• level,
• medical,
• insignificant,
• physiologic,
• auxiliary,
• undesired,
• audiovisual,
• molecular,
• specified,
• defined,
• extraneous,
• slow,
• meaningful,
• global,
• cultural,
• mechanical,
• environmental,
• heterogeneous,
• sensorial,
• alert,
• white,
• relevant,
• noisy,
• ambient,
• weather,
• negative,
• intermediate,
• diagnostic,
• elementary,
• additional,
• basic,
• rapid,
• standard,
• size,
• directional,
• broadband,
• abnormal,
• ionic,
• localized,
• subtle,
• informational,
• vital,
• critical,
• intracellular,
• out,
• fixed,
• discrete,
• original,
• chemical,
• abstract,
• erroneous,
• resonant,
• temporal,
• vocal,
• normal,
• technical,
• wideband,
• endogenous,
• exogenous,
• clear,
• rhythmic,
• world,
• typographical,
• unintentional,
• simple,
• physical,
• realistic,
• seasonal,
• stationary,
• unpredictable,
• identifiable,
• driving,
• loud,
• intermittent,
• fast,
• primitive,
• underlying,
• behavioural,
• practical,
• positive,
• small,
• linear,
• accidental,
• weak,
• objective,
• unwanted,
• sensory,
• electric,
• traditional,
• private,
• systemic,
• transient,
• male,
• nonrandom,
• auditory,
• stereo,
• difficult,
• strong,
• biomedical,
• respiratory,
• attractive,
• financial,
• unique,
• high,
• behavioral,
• pedestrian,
• intrinsic,
• important,
• random,
• large,
• outside,
• complicated,
• interactive,
• plastic,
• tonal,
• metabolic,
• secondary,
• telegraphic,
• logical,
• graphical,
• demographic,
• structured,
• incoming,
• false,
• remote,
• mental,
• extra,
• accessible,
• binary,
• developmental,
• periodic,
• stray,
• chaotic,
• continuous,
• cellular,
• sexual,
• static,
• repetitive,

Simple categories matching multiple:

• use,
• agency,
• function,
• surface,
• symptom,
• discipline,
• color,
• microorganism,
• injury,
• level,
• group,
• factor,
• award,
• episode,
• item,
• package,
• therapy,
• trade,
• medium,
• option,
• fastener,
• structure,
• condition,
• substrate,
• location,
• article,
• segment,
• installation,
• component,
• application,
• cause,
• means,
• pathogen,
• disease,
• abnormality,
• camera,
• variable,
• graph,
• stamp,
• control,
• goal,
• substance,
• modality,
• action,
• stress,
• race,
• purpose,
• disability,
• thing,
• ailment,
• tidbit,
• output,
• force,
• seed,
• tile,
• body,
• measure,
• activity,
• procedure,
• attribute,
• product,
• representation,
• area,
• barrier,
• problem,
• virus,
• applet,
• joint,
• connection,
• connector,
• information,
• system,
• event,
• flower,
• os,
• feature,
• room,
• obstacle,
• host,
• portion,
• material,
• accessory,
• adornment,
• source,
• tissue,
• lesion,
• sport,
• scalar,
• layer,
• program,
• toy,
• tool,
• file,
• consequence,
• mode,
• sensitivity,
• medication,
• disorder,
• peripheral,
• interaction,
• obstruction,
• complaint,
• food,
• destination,
• network,
• phase,
• interest,
• sensation,
• antenna,
• unit,
• emotion,
• infection,
• document,
• pathology,
• format,
• handicap,
• characteristic,
• drug,
• outlet,
• contaminant,
• state,
• organism,
• path,
• input,
• verse,
• sensor,
• resource,
• edition,
• genre,
• trait,
• illness,
• piece,
• intervention,
• region,
• message,
• microphone,
• counter,
• computer,
• signal,
• service,
• language,
• complication,
• ingredient,
• subgroup,
• plan,
• part,
• view,
• metal,
• mechanism,
• case,
• alteration,
• process,
• dwelling,
• entity,
• organization,
• treatment,
• knowledge,
• grouping,
• residue,
• market,
• stimulus,
• controller,
• beverage,
• theme,
• industry,
• place,
• property,