Modifiers matching tree:

• terrestrial,
• alien,
• native,
• deciduous,
• artificial,
• evergreen,
• protective,
• individual,
• coniferous,
• young,
• boned,
• aromatic,
• resinous,
• light,
• mature,
• aggressive,
• loving,
• dry,
• ornamental,
• useful,
• dense,
• wonderful,
• tall,
• asian,
• thorny,
• familiar,
• traditional,
• leafed,
• available,
• productive,
• exotic,
• attractive,
• old,
• nonnative,
• broadleaf,
• colored,
• flexible,
• unique,
• hollow,
• brittle,
• softer,
• commercial,
• beneficial,
• healthy,
• heavy,
• related,
• fine,
• regular,
• vascular,
• local,
• marian,
• japanese,
• wild,
• woody,
• dangerous,
• rare,
• invasive,
• flammable,
• industrial,
• solid,
• natural,
• important,
• southern,
• wooded,
• obstructive,
• susceptible,
• strong,
• emergent,
• tropical,
• real,
• small,
• appalachian,
• secular,
• ancient,
• tertiary,
• temporary,
• italian,
• british,
• size,
• unusual,
• standard,
• soft,
• european,
• upright,
• english,
• tidal,
• subtropical,
• typical,
• large,
• obligate,
• world,
• under,
• spruce,
• northern,
• hierarchical,
• delicate,
• unwanted,
• korean,
• fruiting,
• grown,
• big,
• precious,
• veteran,
• beautiful,
• older,
• fruity,
• foreign,
• irish,
• mixed,
• larger,
• xerophytic,
• crowned,
• short,
• pulpy,
• shady,
• decorative,
• superior,
• sacred,
• riparian,
• poisonous,
• leguminous,
• rosaceous,
• popular,
• leafy,
• naturalized,
• medium,
• medicinal,
• valuable,
• herbal,
• adapted,
• rich,
• significant,
• economic,
• nice,
• perennial,
• canadian,
• weaker,
• new,
• long,
• plentiful,
• hardy,
• sensitive,
• tolerant,
• low,
• favorite,
• tender,
• holy,
• fallen,
• interesting,
• weeping,
• african,
• single,
• scottish,
• renewable,
• sturdy,
• pleasing,
• demanding,
• particular,
• seasonal,
• straight,
• temperate,
• common,
• dead,
• urban,
• thirsty,
• hard,
• australian,
• indigenous,
• porous,
• smaller,

Simple categories matching hollow:

• handgrip,
• article,
• wood,
• body,
• object,
• dish,
• polyhedron,
• structure,
• ceiling,
• reed,
• part,
• shape,
• item,
• utensil,
• glass,
• jewelry,
• stem,
• form,
• vessel,
• formation,
• needle,
• organ,
• pole,
• area,
• bones,
• protuberance,
• component,
• animal,
• glassware,
• carrier,
• instrument,
• tree,
• container,
• fibre,
• viscus,
• ware,
• tube,
• panel,
• surface,
• product,
• cavity,
• ball,
• feature,
• assembly,
• wall,
• pipe,
• viscera,
• construction,
• implement,
• conduit,
• particle,
• bird,
• thing,
• piece,
• beads,
• region,
• tubing,
• section,
• tissue,
• organs,
• sphere,
• plant,
• shaft,
• material,
• passage,
• shell,
• receptacle,
• space,
• fiber,
• cylinder,
• bone,