Simple categories matching immobile:

• organism,
• property,
• object,
• assets,
• system,
• support,
• layer,
• entity,
• structure,
• surface,
• invertebrate,
• shellfish,
• equipment,
• being,
• location,
• platform,
• creature,
• activity,
• establishment,
• animal,
• group,

Members with property immobile:

• campus,
• procedure_table,
• plant,
• solid_wall,
• building,
• sponge,
• railway_track,
• tympanic_ring,
• hangar,
• bead,
• parked_car,
• tree,
• wall,
• barnacle,
• mineral,
• dish,
• foundation,
• lamp_post,
• coral,
• crinoid,
• mountain,
• turret,
• bryozoan,
• pump,
• fence_post,
• forest,
• kerb,
• library,
• seed,
• lake,
• traditional_restaurant,
• statue,
• elderly_people,
• land,
• surface,
• solitary_coral,
• storage_rack,
• branch,
• floor,
• vacant_land,
• road_barrier,
• outfield_wall,
• gorgonian,
• metal,
• subsidiary,
• tube_worm,
• railing,
• river,
• gate,
• nestling_bird,
• polymer_plate,
• electrode_surface,
• vase,
• glass_sphere,
• seawall,
• line,
• pipe,
• machine_surface,
• actin_filament,
• ceiling,
• doorknob,
• dual_income,
• post,
• bony_pelvis,
• telephone,
• building_wall,
• bench,
• polychaete,
• windowsill,
• city,
• cytoskeleton,
• rooftop,
• inventory_rack,
• electronic_component,
• insect_egg,
• clams,
• semiconductor_disk,
• fire,
• house,
• jetty,
• book,
• obstacle,
• dock_door,
• fence,
• picture,
• computer_lab,
• fountain,
• auditorium,
• ceramics,
• brachiopod,
• tower,
• skull_base,
• large_tank,
• desk,
• virtual_wall,
• mollusk,
• book_selling,
• microtubule,
• hotel,
• solid_stone,
• groin,
• tunicate,
• then_battery,
• mailbox,
• aquaculture,
• metal_stake,
• processor,
• glass,
• uterine_ligament,
• rubber_doll,
• stone,
• gel,
• ground,
• weapon,
• garbage,
• grid_system,
• dugout,
• hydroid,
• amphibian,
• surfing,
• shellfish,
• oyster,
• encrusting_animal,
• plate,
• polymer,
• table,
• mammalian_young,
• catwalk,
• anemone,
• assembly,
• box,
• generator,
• building_facade,
• bacteria,
• mite,
• mannequin,
• lamppost,