Category Nuances matching difficulty:

• emotional,
• special,
• persistent,
• psychological,
• visual,
• serious,
• unexpected,
• somatic,
• habitual,
• personal,
• internal,
• particular,
• physical,
• stable,
• legal,
• acute,
• everyday,
• reproductive,
• external,
• nutritional,
• regulation,
• subjective,
• parental,
• respiratory,
• financial,
• academic,
• prevalent,
• commercial,
• social,
• neuropsychiatric,
• behavioural,
• common,
• logistical,
• psychiatric,
• linguistic,
• perceptual,
• technological,
• mechanical,
• temporary,
• neurological,
• developmental,
• extra,
• real,
• maternal,
• mathematical,
• economic,
• home,
• invisible,
• traditional,
• technical,
• smaller,
• spiritual,
• concurrent,
• practical,
• domestic,
• progressive,
• typical,
• single,
• severe,
• unanticipated,
• local,
• extraneous,
• extreme,
• unforeseen,
• basic,
• related,
• motor,
• administrative,
• important,
• sexual,
• operational,
• past,
• minor,
• surgical,
• periodic,
• significant,
• hormonal,
• cognitive,
• anatomical,
• clinical,
• underlying,
• experimental,
• mental,
• stressful,
• secondary,
• unusual,
• possible,
• educational,
• natural,
• structural,
• ongoing,
• conceptual,
• chronic,
• functional,
• sensory,
• major,
• interpersonal,
• leaning,
• computational,
• behavioral,
• experienced,
• environmental,

Members for simple category difficulty:

• depression,
• anxiety,
• rheumatism,
• mood_instability,
• sleep_disturbance,
• tensed_muscle,
• mental_disability,
• dyslexia,
• productivity_gap,
• bankruptcy,
• mobility_problem,
• muscle_tension,
• poor_sleep,
• anger,
• fiscal_deficit,
• problem-solving_activity,
• diplegia_spasticity,
• social_phobia,
• significant_stress,
• homelessness,
• lubrication,
• stress,
• memory_problem,
• impotence,
• self,
• asthma,
• behavior_problem,
• job_loss,
• data_availability,
• communication_difficulty,
• statistical_accuracy,
• behavioral_problem,
• illness,
• arousal,
• amnesia,
• sleep_problem,
• moisture,
• drinking_problem,
• proof_problem,
• impotency,
• tension_pneumothorax,
• child_poverty,
• solid_phase,
• absorption,
• alcohol_dependence,
• sickness,
• cold,
• concentration_difficulty,
• malaise,
• avian_flu,
• binocular_instability,
• alcohol_problem,
• social_interest,
• organization,
• gambling_problem,
• relocation_anxiety,
• inadequacy,
• injury,
• immobility,
• reading_disability,
• anorexia,
• peer_problem,
• family_problem,
• health_crisis,
• discomfort,
• shock,
• teen_pregnancy,
• sensory_impairment,
• external_noise,
• feeding_problem,
• structural_support,
• penile_curvature,
• balance,
• shaded_part,
• alcohol_consumption,
• agnosia,
• dysfunction,
• airfoil_erosion,
• ulceration,
• appearance_ticket,
• mild_asthma,
• agranulocytosis,
• focusing_difficulty,
• financial_problem,
• atelectasis,
• dependency,
• relationship_difficulty,
• postpartum_psychosis,
• dryness,
• drug_resistance,
• addiction_problem,
• restlessness,
• market_failure,
• agitation,
• armed_conflict,
• water_shortage,
• multiple_losses,
• reasoning_ability,
• exercise,
• further_decline,
• exposure,
• relationship_problem,
• inequality,
• financial_difficulty,
• eye_strain,
• oil_leak,
• rigidity,
• climate,
• language_difficulty,
• tubal_pregnancy,
• mood_disorder,
• treatment_failure,
• reading_problem,
• emotional_stress,
• compatibility,
• volume_control,
• hyperactivity_disorder,
• increased_stress,
• chronic_disease,
• abnormal_inflation,
• limited_availability,
• council-tax_benefit,
• scalability,
• farm_fragmentation,
• intense_rage,
• psychological_problem,
• financial_insecurity,
• formatting_error,
• fog,
• ataxia,
• traffic_noise,
• pressure,
• feeling,
• advanced_dementia,
• abnormal_growth,
• missing_class,
• tolerance,
• metaphysical_emptiness,
• consequence,
• ongoing_drought,
• application_failure,
• mania,
• heat,
• barrier,
• bse,
• unwanted_noise,
• unintended_pregnancy,
• muscle_weakness,
• strain,
• disease,
• phone-line_problem,
• netscape_error,
• brain_fog,
• consequent_famine,
• friction,
• behavioral_disorder,
• cerebral_palsy,
• speckle_noise,
• sample_consistency,
• bipolar_disorder,
• grid_sensitivity,
• interaction_problem,
• power,
• excessive_absence,
• fragmentation,
• edge_integrity,
• self_doubt,
• breathing_problem,
• school_problem,
• regression,
• interest-rate_change,
• particle_stability,
• grit,
• sudden_illness,
• separation_anxiety,
• nearsightedness,
• skill_shortage,
• fury,
• seizure_disorder,
• health_concern,
• condition,
• inflation,
• fatigue_failure,
• trauma,
• failure,
• mental_health,
• academic_pressure,
• high_humidity,
• vision_loss,
• sensitivity,
• colloquial_expression,
• clinical_disorder,
• dysphagia,
• deafness,
• surface_defect,
• sudden_disability,
• technical_problem,
• psychological_complication,
• varying_ability,
• telephone_failure,
• resource,
• geographical_situation,
• kaon_identification,
• motor_disability,
• conduct_problem,
• general_stress,
• vaginal_dryness,
• clutter,
• performance_problem,
• mesh_dependency,
• dementia,
• gastrointestinal_problem,
• dyscalculia,
• upstream_box,
• professional_development,
• relationship_concern,
• liquidity,
• potential_deficit,
• weight_loss,
• conduct_disorder,
• war_trauma,
• equipment_problem,
• reflux,
• personal_protection,
• cognitive_impairment,
• interpersonal_loss,
• variable_mood,
• suicidal_feelings,
• chronic_anxiety,
• myopia,
• corrosion,
• ulcer,
• anemia,
• clumsiness,
• respondent_conflict,
• complexity_problem,
• pneumonia,
• cellular_heterogeneity,
• drug_toxicity,
• psychiatric_condition,
• financial_crisis,
• drug_use,
• arthritic_condition,
• motivation,
• temptation,
• swamp,
• noise_sensitivity,
• eye_irritation,
• guilt,
• floppy-disk_failure,
• software_problem,
• absentmindedness,
• personality_difference,
• organizational_problem,
• serious_illness,
• tb,
• fragmented_command,
• funding_shortage,
• scoliosis,
• bad_smell,
• no_shelter,
• access_problem,
• parking_problem,
• insolvency,
• bacterial_contamination,
• phase,
• import,
• phobia,
• absence,
• communication_problem,
• psychosis,
• processing_problem,
• loss,
• pregnancy,
• sample_loss,
• recognition_error,
• air_leak,
• smell,
• avian_influenza,
• poor_anger,
• temporary_impotence,
• chronic_illness,
• menstrual_irregularity,
• spiritual_crisis,
• vehicle_fault,
• line_noise,
• facility,
• sight_impairment,
• restricted_mobility,
• planning_condition,
• internet_addiction,
• divergence,
• monetary_instability,
• relationship_failure,
• marital_problem,
• emergency_situation,
• case,
• blockage,
• inner_emptiness,
• divergent_perturbation,
• speech_problem,
• blindness,
• food_shortage,
• paper_jam,
• housing_instability,
• neglect,
• corruption,
• adjustment_disorder,
• forgetfulness,
• cost,
• diameter_discrepancy,
• memory_deterioration,
• physical_disability,
• control,
• recession,
• emotional_problem,
• prior_authorization,
• emotional_disturbance,
• partial_blockage,
• cardiovascular_instability,
• hoarseness,
• position,
• laboratory_capacity,
• social_competence,
• body_image,
• insecticide_resistance,
• dietary_problem,
• numerical_stability,
• alcohol_use,
• somatic_complaint,
• frequent_hallucination,
• trust,
• computer_failure,
• separator_trip,
• marital_difficulty,
• socioeconomic_organization,
• server_error,
• shelter,
• structural_problem,
• helplessness,
• ethnic_conflict,
• major_depression,
• psychotic_disorder,
• adhesion,
• health,
• sexual_problem,
• peer_pressure,
• low_heat,
• depressed_mood,
• consideration,
• debt_crisis,
• weight,
• dishonesty,
• deficit,
• physical_illness,
• co2_pollution,
• suspicion,
• password_failure,
• problem,
• change,
• infinite_power,
• values,
• insecurity,
• phonological_deficit,
• writing_problem,
• low_involvement,
• bronchitis,
• limited_cellularity,
• arthritis,
• complex_control,
• paralysis,
• balance_problem,
• related_capacity,
• manpower_problem,
• road_condition,
• severe_depression,
• alcoholism,
• financial_precariousness,
• air,
• frigidity,
• drought,
• school_trip,
• low_desire,
• disability,
• channel_blockage,
• manpower_demand,
• system_failure,
• thermal_instability,
• memory_disturbance,
• arousal_disorder,
• hepatitis,
• infection,
• sleep,
• trouble,
• cataract,
• security_concern,
• substrate_solubility,
• identity,
• weakness,
• thermal_losses,
• mood,
• hospitalization,
• wall,
• confusion,
• financial_stress,
• security,
• head_injury,
• paranoia,
• personality_change,
• executive_function,
• uneven_coating,
• emphysema,
• sleep_trouble,
• staffing_shortage,
• addiction,
• readability,
• encopresis,
• gout,
• poverty,
• glaucoma,
• coprolalia,
• mental_stress,
• flashing_light,
• domestic_problem,
• dark_colours,
• tender_muscle,
• parkinson_disease,
• resistance,
• diabetes,
• attention_deficit,
• graft_failure,
• significant_loss,
• seal_deterioration,
• insurance,
• numerical_instability,
• aphasia,
• language_impairment,
• financial_pressure,
• scurvy,
• vision_problem,
• vascular_disease,
• sickness_absence,
• repetitive_strain,
• mobility_difficulty,
• chronic_bronchitis,
• motor_clumsiness,
• stiffness,
• conflict,
• mismatched_edge,
• adrenal_insufficiency,
• cardiac_tamponade,
• std,
• meaninglessness,
• hiv,
• allergy,
• depressed_price,
• overanxious_disorder,
• erectile_dysfunction,
• ball-bearing_lubrication,
• operational_difficulty,
• rugged_relief,
• destructiveness,
• contamination,
• visual_impairment,
• famine,
• poor_solubility,
• education_deficit,
• trust-fund_deficiency,
• widespread_poverty,
• concentration_problem,
• repossession_order,
• insomnia,
• low_productivity,
• psychiatric_problem,
• quality,
• complex_system,
• ectopic_pregnancy,
• attention_problem,
• sampling_difficulty,
• gradient_deviation,
• ptsd,
• starvation,
• schizophrenia,
• social_anxiety,
• edge,
• disqualification,
• hyperactivity,
• preeclampsia,
• school_failure,
• infertility,
• parental_stress,
• respiratory_problem,
• housing_shortage,
• poor_balance,
• oil_shock,
• collective_complaint,
• production_slump,
• dysarthria,
• relationship_breakdown,
• housing_problem,
• hip-joint_problem,
• mental_illness,
• timing_problem,
• dysthymia,
• erection_problem,
• imprint,
• diverse_interest,
• feelings,
• auditory_losses,
• car_breakdown,
• inordinate_cost,
• feeding_disorder,
• solubility,
• passion,
• delirium,
• anxiety_disorder,
• panic,
• epilepsy,
• heterogeneous_stress,
• stability,
• irritable_mood,
• medical_help,
• lack,
• dysgraphia,
• inadequate_resource,
• homogeneity,
• accurate_control,
• astigmatism,
• server_problem,
• photophobia,
• system,
• brucellosis,
• phase_inhomogeneity,
• financial_deficit,
• erectile_failure,
• serious_instability,
• underage_possession,
• hunger,
• ill_health,
• kink,
• collapse,
• handicap,
• neurosis,
• limited_mobility,
• language_problem,
• spastic_paraparesis,
• swallowing_problem,
• impairment,
• medical_disability,
• herbicide_application,
• proper_balance,
• high_anxiety,
• uncertainty,
• cancer,
• manic_depression,
• sexual_tension,
• performance_anxiety,
• acute_illness,
• limitation,
• dependent_capacity,
• gestational_diabetes,
• twist,
• hysteria,
• low_profit,
• hypertension,
• neuroticism,
• memory_impairment,
• tactile_sensitivity,
• stretching,
• population_pressure,
• inaccuracy,
• computer_problem,
• high_price,
• balance_difficulty,
• growth,
• budgetary_limitation,
• multiple_sclerosis,
• clinical_depression,
• legal_problem,
• disposal,
• amblyopia,
• password_problem,
• nervousness,
• financial_hardship,
• low_mood,
• leg_weakness,
• instability,
• site_condition,
• erratic_mood,
• singularity,
• personality_disturbance,
• hallucination,
• impulse_control,
• erosion,
• anxiety_problem,
• malnutrition,
• manufacturing_problem,
• speech_difficulty,
• bronchopneumonia,
• severe_disability,
• psychosomatic_illness,
• breakdown,
• criminal_activity,
• strabismus,
• untreated_anxiety,
• posture,
• behavior_disorder,
• substance-abuse_difficulty,
• distraction,
• gas,
• identification,
• muscle,
• personal_bankruptcy,
• hypersensitivity,
• vacuum,
• attention_disorder,
• behaviour_problem,
• sars,
• high_inflation,
• sexual_dysfunction,
• necessity,
• deforestation,
• disorientation,
• mobility,
• farsightedness,
• inability,
• sleep_difficulty,
• dirt,
• trademark_problem,
• mediation_demand,
• difficult_penetration,
• frequent_change,
• equipment_breakdown,
• character_disorder,
• browser_incompatibility,
• faintness,
• tic_disorder,
• civil_complaint,
• apraxia,
• welfare_dependency,
• delusion,
• negativism,
• title_hold,
• heavy_demand,
• claustrophobia,
• dissociation,
• heart_problem,
• political_instability,
• soil,
• deprivation,
• vibration,
• nightmare,