Modifiers matching difficulty:

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

Simple categories matching significant:

• change,
• solid,
• pollution,
• event,
• losses,
• failure,
• anniversary,
• interference,
• assets,
• symbol,
• building,
• parcel,
• activity,
• days,
• disease,
• incident,
• topic,
• cause,
• blemish,
• force,
• representation,
• abnormality,
• extra,
• organism,
• misconception,
• sound,
• fabric,
• iteration,
• property,
• structure,
• use,
• facility,
• information,
• point,
• place,
• malpractice,
• trauma,
• offence,
• people,
• project,
• tree,
• horizon,
• part,
• compound,
• improvement,
• profession,
• contract,
• contribution,
• metal,
• outbuilding,
• procedure,
• party,
• hepatitis,
• document,
• language,
• achievement,
• land,
• content,
• artefact,
• enlargement,
• circumstances,
• support,
• terms,
• adversity,
• loss,
• organization,
• act,
• item,
• control,
• ritual,
• signal,
• accident,
• education,
• tumor,
• constituent,
• state,
• discomfort,
• entity,
• church,
• pixel,
• hazard,
• adult,
• value,
• credit,
• action,
• unit,
• site,
• group,
• goal,
• journal,
• harm,
• decision,
• weather,
• community,
• benefit,
• star,
• salt,
• effort,
• problem,
• feature,
• subgroup,
• gain,
• market,
• distress,
• component,
• choice,
• disorder,
• storm,
• power,
• pattern,
• lesion,
• marking,
• example,
• agent,
• difference,
• image,
• colors,
• modification,
• judgment,
• arts,
• cost,
• body,
• issue,
• function,
• alteration,
• difficulty,
• illness,
• details,
• volume,
• movement,
• landmark,
• impairment,
• category,
• substance,
• skill,
• handicap,
• data,
• study,
• variable,
• ceremony,
• complication,
• instrument,
• outlet,
• condition,
• organisation,
• amount,
• accomplishment,
• impact,
• emergency,
• interaction,
• page,
• interest,
• deity,
• expense,
• juncture,
• catastrophe,
• values,
• quality,
• imperfection,
• plant,
• disturbance,
• publicity,
• institution,
• growth,
• victory,
• assistance,
• edition,
• molecule,
• situation,
• curve,
• shock,
• output,
• phenomenon,
• announcement,
• works,
• offense,
• concept,
• herbicide,
• fee,
• knowledge,
• way,
• transaction,
• obstruction,
• infection,
• labour,
• investment,
• account,
• motion,
• transactions,
• text,
• sequela,
• measure,
• mineral,
• subject,
• practice,
• transition,
• development,
• variation,
• consequence,
• advantage,
• voyage,
• psychosis,
• thing,
• sector,
• times,
• magazine,
• expenditure,
• inspection,
• industry,
• status,
• computation,
• omission,
• forum,
• food,
• incentive,
• happening,
• trait,
• process,
• material,
• debt,
• department,
• mass,
• drug,
• factor,
• home,
• relationship,
• level,
• behavior,
• defect,
• quantity,
• protection,
• pathology,
• reaction,
• disaster,
• production,
• result,
• destabilization,
• grouping,
• microorganism,
• pain,
• competition,
• occasion,
• limitation,
• source,
• boundary,
• discipline,
• pathogen,
• person,
• crime,
• liabilities,
• exchange,
• service,
• input,
• conduct,
• artifact,
• occurrence,
• barrier,
• connection,
• system,
• injury,
• actor,
• discovery,
• genre,
• portion,
• training,
• symptom,
• resource,
• object,
• income,
• theme,
• location,
• rite,
• outbreak,
• sea,
• payment,
• area,
• damage,
• dimension,
• characteristic,
• germ,
• monument,
• period,
• wound,
• experience,
• trail,
• space,
• opacity,
• morbidity,
• disability,
• figure,
• role,
• equipment,
• error,
• product,
• attribute,
• date,
• day,
• work,