Simple categories matching perceptual:

• quality,
• appearance,
• quantity,
• mode,
• attribute,
• difficulty,
• feature,
• content,
• indicator,
• disturbance,
• process,
• state,
• dimension,
• property,
• layer,
• phenomenon,
• principle,
• ability,
• distinction,
• experience,
• characteristic,
• difference,
• aberration,
• disability,
• judgment,
• grouping,
• sensation,
• organism,
• category,
• task,
• information,
• condition,
• anomaly,
• rule,
• component,
• faculty,
• object,
• module,
• abnormality,
• transducer,
• report,
• processing,
• data,
• memory,
• trait,
• deficit,
• sensor,
• event,
• input,
• measure,
• modality,
• notion,
• skill,
• structure,
• symptom,
• change,
• entity,
• aftereffect,
• aspect,
• performance,
• item,
• magnitude,
• representation,
• organization,
• level,
• activity,
• distortion,
• defect,
• error,
• variable,

Members with property perceptual:

• object_representation,
• psychological_characteristic,
• color,
• texture,
• hunting,
• brightness,
• heat,
• sonar_operation,
• shape,
• tactile_experience,
• visual_pattern,
• inspection,
• sight,
• tranquillity,
• size,
• perceived_sharpness,
• prediction,
• pu,
• pitch,
• room_impression,
• speech_segmentation,
• periodicity,
• perceptual_grouping,
• illusory_motion,
• motion,
• response_selection,
• comfort,
• attention,
• touch,
• form,
• solid_volume,
• eyes,
• inhibitory_influence,
• laser_rangefinder,
• loudness,
• roughness,
• object_recognition,
• remoteness,
• trapezoidal_shape,
• reading,
• ensemble_sound,
• game,
• object_shape,
• odor_recognition,
• picture,
• single_letters,
• brand_attribution,
• surface_texture,
• saturation,
• sense,
• loudness_growth,
• speaker,
• visual_hallucination,
• differentiation,
• time_distortion,
• colours,
• face,
• opacity,
• intelligibility,
• stream,
• haptic_information,
• color_adaptation,
• preparation,
• short_story,
• color_category,
• estimation,
• rhythm,
• braille_reading,
• building-block_design,
• picture_composition,
• auditory_threshold,
• experience,
• emotion_processing,
• legs,
• luminance,
• distraction,
• tomato,
• frequency,
• ground_segmentation,
• amplitude,
• position,
• bell,
• visualization,
• visual_texture,
• values,
• selective_perception,
• retention,
• continuation,
• direction,
• closure_rate,
• diffusion,
• laser_range,
• difficulty,
• timbre,
• metallic_quality,
• sensory_information,
• visual_neglect,
• leaf_width,
• hand,
• hoarseness,
• height,
• audio_quality,
• message_exchange,
• colour_assimilation,
• house,
• mirror-image_version,
• assertiveness,
• satisfaction,
• solid,
• fishing,
• disturbance,
• imprecision,
• azimuthal_position,
• visual_object,
• visual_memory,
• photophobia,
• width,
• colour_aftereffect,
• uniqueness,
• image,
• space_perception,
• conscious_access,
• idea,
• similarity,
• darkness,
• recognition,
• line_orientation,
• blocky_image,
• color_similarity,
• speaker_appearance,
• musical_timbre,
• scene,
• dancing,
• relationship,
• location,
• unusual_belief,
• feature_detection,
• balance,
• skeletal_appendage,
• temporal-order_judgement,
• distance_perception,
• pattern_recognition,
• sensation,
• weight,
• motion_perception,
• empty_space,
• brightness_contrast,
• group,
• connectivity,
• peripheral_vision,
• determining_position,
• closeness,
• size_distortion,
• historical_association,
• tempo,
• detection,
• light,
• compression,
• structural_configuration,
• expectation,
• stereoscopic_depth,
• hallucination,
• excitation,
• description,
• redness,
• arousal,
• search,
• automobile,
• viewer_position,
• spatial_intimacy,
• edge,
• good_continuation,
• active_perception,
• appearance,
• image_structure,
• face_perception,
• memory_deficit,
• sound,
• poor_eyesight,
• words,
• visual_browsing,
• piece,
• turkey,
• observational_claim,
• object_motion,
• ratio,
• tactile_quality,
• volume,
• motion_aftereffect,
• type,
• colors,
• slowing,
• target_detection,
• number,
• heaviness,
• sphere,
• tree,
• perceptual_illusion,
• red,
• pitch_perception,
• speech,
• clarity,
• visual_acuity,
• field,
• oversight,
• area,
• vividness,
• texture_motion,
• speech-sound_perception,
• brain,
• lateral_position,
• reaction,
• color_dominance,
• visual_openness,
• odor,
• overall_success,
• table,
• overall_shape,
• structure,
• curve,
• velocity,
• view,
• coarseness,
• theoretical_entity,
• feature_analysis,
• threshold,
• lighting,
• visual_experience,
• cultural_association,
• colour_induction,
• spatial_contrast,
• colour_vision,
• finger_movement,
• finger,
• object,
• belief,
• duration,
• spatial_awareness,
• shape_size,
• taste,
• language,
• pattern,
• place,
• proximity,
• stereoscopic_vision,
• body,
• chroma,
• rurality,
• contrast,
• frequency_sensitivity,
• cognitive_memory,
• familiarity,
• extension,
• warmth,
• color_perception,
• spatial_frequency,
• dynamic_range,
• hue,
• hands,
• temporal_structure,
• visual_search,
• intensity,
• perceived_quality,
• word_recognition,
• action,
• beauty,
• microphone,
• visual_complexity,
• length,
• good_continuity,
• symmetry_detection,
• optical_illusion,
• focus,
• chaos,
• format,
• rhythmic_pattern,
• comprehension,
• facial,
• success_rating,
• perception,
• dog,
• tone,
• form_dominance,
• plant,
• visual_information,
• video_quality,
• smell,
• complexity,
• sharpness,
• sweetness_strawberry,
• ultrasonic_sensor,
• hand_coordination,
• bond,
• discrimination,
• manual_estimation,
• forcefulness,
• convenience,
• hair,
• amount,
• story,
• lightness,
• texture_segregation,
• closure,
• sight_impairment,
• customer_satisfaction,
• orientation,
• spatial_position,
• edge_detection,
• sweetness,
• imagery,
• sourness,
• illusory_contour,
• illusion,
• information,
• depersonalisation,
• inanimate_thing,
• wilderness,
• categorization,
• health_values,
• attentional_task,
• man,
• vision,
• emotion_recognition,
• road_sign,
• hue_discrimination,
• movement,
• sound_localization,
• target_recognition,
• depth_perception,
• scene_analysis,
• noise,
• block_design,
• continuity,
• spatial_relations,
• visual_discrimination,
• fineness,
• contour,
• dyslexia,
• audio,
• attitude,
• yellow,
• speed,
• regularity,
• vernier_acuity,
• identification,
• diagnostic_error,
• auditory_extent,
• execution,
• symmetry,
• matching_judgment,
• product,
• phoneme_structure,
• category,
• exposure,
• depersonalization,
• emotion,
• hazard_recognition,
• feature_grouping,
• tone_perception,
• concept,
• masking,
• common_fate,
• perceived_service,
• limitation,
• billiard_ball,
• skewed_symmetry,
• subjective_timing,
• induction,
• recency_effect,
• object_part,
• object_location,
• understanding,
• parallelism,
• chord,
• sadness,
• laser,
• impaired_concentration,
• sonority_level,
• brand_association,
• car,
• vocal_expression,
• inhibition,
• delusion,
• depth,
• paranoid_idea,
• genre,
• richness,
• comparison,
• animal,
• convexity,
• video,
• noisiness,
• felt_weight,
• vowel_quality,
• communications,
• curved_contour,
• motor_preparation,
• memory,
• perceived_size,
• randomness,
• visual_form,
• visual_image,
• ground_segregation,
• nasality,
• anticipation,
• eye-blink_detection,
• directionality,
• object_distance,
• depression,
• visual_privacy,
• punctuality,
• discussion,
• edge_parallelism,
• phonetic_transcription,
• contour_border,
• user_satisfaction,
• nonverbal_object,
• threshold_visibility,
• line,
• ocular_control,
• eye,
• fullness,
• colour_category,
• overall_service,