Modifiers matching surgery:

• detailed,
• renal,
• medical,
• major,
• abdominal,
• invasive,
• aesthetic,
• thoracic,
• external,
• functional,
• delicate,
• routine,
• endoscopic,
• elective,
• reconstructive,
• technological,
• ocular,
• refractive,
• orthopedic,
• intensive,
• reproductive,
• prophylactic,
• unnecessary,
• gastrointestinal,
• cosmetic,
• gynecologic,
• painful,
• debilitating,
• discretionary,
• spinal,
• complex,
• orthopaedic,
• oral,
• general,
• careful,
• special,
• ophthalmic,
• extreme,
• cardiac,
• involved,
• risky,
• facial,
• preventive,
• complicated,
• private,
• ambulatory,
• rectal,
• simple,
• corneal,
• peripheral,
• drastic,
• internal,
• related,
• smaller,
• traditional,
• everyday,
• critical,
• prostate,
• planned,
• cardiovascular,
• operative,
• concomitant,
• gynaecological,
• serious,
• normal,
• difficult,
• minor,
• advanced,
• vascular,
• gi,
• larger,
• nasal,
• arterial,
• corrective,
• common,
• recent,
• permanent,
• gynecological,
• urgent,
• plastic,
• pelvic,
• specialized,

Simple categories matching difficult:

• area,
• substrate,
• compound,
• placement,
• location,
• insecticide,
• article,
• class,
• obstacle,
• material,
• emotion,
• surface,
• region,
• tumour,
• site,
• tray,
• text,
• condition,
• contaminant,
• sector,
• subject,
• disease,
• math,
• access,
• flow,
• place,
• commodity,
• item,
• image,
• shot,
• stone,
• video,
• crossing,
• information,
• pose,
• fabric,
• polymer,
• profession,
• labor,
• tank,
• state,
• instrument,
• disorder,
• medium,
• plastic,
• event,
• reality,
• feeling,
• symptom,
• installation,
• problem,
• texture,
• artifact,
• years,
• thing,
• measurement,
• waste,
• system,
• substance,
• fire,
• dirt,
• vessel,
• concept,
• injury,
• activity,
• behaviour,
• idea,
• articulator,
• fibre,
• fuel,
• treatment,
• trait,
• signal,
• weather,
• mission,
• deposit,
• environment,
• time,
• suit,
• container,
• powder,
• space,
• peak,
• stuff,
• concern,
• fiber,
• product,
• particle,
• hardware,
• period,
• question,
• works,
• matter,
• situation,
• content,
• pregnancy,
• bond,
• component,
• point,
• part,
• coating,
• stain,
• work,
• infection,
• conflict,
• times,
• terrain,
• original,
• setting,
• behavior,
• picture,
• job,
• cave,
• group,
• sugar,
• food,
• zone,
• fluid,
• joint,
• shape,
• position,
• ground,
• issue,
• language,
• process,
• object,
• odor,
• discipline,
• structure,
• target,
• carbohydrate,
• rock,
• dog,
• quarry,
• apparatus,
• illness,
• feature,
• course,
• institution,
• card,
• dermatosis,
• science,
• matrix,
• topic,
• case,
• surgery,
• circumstances,
• maneuver,
• metal,
• delivery,
• soil,