Modifiers matching heart:

• mammalian,
• large,
• surrounding,

Simple categories matching surrounding:

• enclosure,
• tissue,
• event,
• liver,
• structure,
• area,
• cable,
• detector,
• adjustment,
• surface,
• control,
• design,
• business,
• obstruction,
• material,
• injury,
• ocean,
• behavior,
• medium,
• factory,
• cell,
• point,
• insulation,
• illness,
• quantity,
• organs,
• waste,
• works,
• interaction,
• information,
• space,
• object,
• assembly,
• building,
• installation,
• substance,
• case,
• death,
• food,
• item,
• housing,
• portal,
• activity,
• electrode,
• fluid,
• disease,
• foam,
• country,
• force,
• metal,
• muscle,
• pregnancy,
• water,
• formation,
• environment,
• constitution,
• mode,
• site,
• shop,
• growth,
• sign,
• source,
• group,
• atmosphere,
• region,
• location,
• article,
• hardware,
• theme,
• thing,
• paving,
• opening,
• offense,
• vegetation,
• feature,
• plagiarism,
• product,
• domain,
• disorder,
• device,
• system,
• part,
• mixture,
• image,
• joint,
• set,
• organ,
• fixture,
• unit,
• service,
• rock,
• basin,
• sector,
• house,
• vessel,
• circumstances,
• spine,
• field,
• noise,
• lesion,
• liquid,
• section,
• ion,
• action,
• air,
• company,
• toy,
• influence,
• ceremony,
• gas,
• clothing,
• light,
• work,
• planting,
• nasopharynx,
• brain,
• equipment,
• man,
• plate,
• market,
• stomach,
• energy,
• lip,
• furniture,
• resource,
• culture,
• heart,
• property,
• atom,
• background,
• entity,
• fire,
• uterus,
• component,
• viscera,
• monument,
• delivery,
• addiction,
• measure,
• contaminant,
• home,
• land,
• landmark,
• artery,
• facility,
• body,
• layer,
• city,
• town,
• school,
• institution,
• residence,
• landscape,
• situation,
• barrier,
• employment,
• community,
• earth,
• incident,
• meeting,
• condition,
• tourism,
• peak,
• street,
• square,
• sampling,
• process,
• use,
• lake,
• happening,