Simple categories matching slender:

• stick,
• dowel,
• object,
• structure,
• plant,
• vegetable,
• construction,
• piece,
• implement,
• item,
• shaft,
• form,
• fastener,
• means,
• article,
• particle,
• body,
• toy,
• fish,
• worm,
• conductor,
• material,
• prey,
• shape,
• element,
• part,
• food,
• instrument,
• jar,

Members with property slender:

• zucchini,
• pencil,
• bar,
• tower,
• wing,
• tube,
• olive_jar,
• pile,
• asparagus,
• screw_driver,
• salamander,
• shaft,
• pen,
• mast,
• chimney,
• pipette,
• fretsaw_blade,
• frame,
• vase,
• club,
• bottle,
• stick,
• cucumber,
• carrot,
• wings,
• spire,
• pencil_body,
• flare_tower,
• high_vent,
• delphinium,
• brad,
• awl,
• pin,
• sun_umbrella,
• radio_tower,
• crankshaft_part,
• airplane,
• lizard,
• pipeline,
• bolt,
• flue,
• axle,
• metal_rod,
• relief_tower,
• rod,
• screw,
• eel,
• tent_pole,
• sculpin,
• ruler,
• toothpick,
• needle,
• wind-turbine_blade,
• okra,
• shear_blade,
• broom,
• minaret,
• slug,
• narrow_cone,
• celery,
• staple,
• sheet-pile_section,
• buffer_body,
• endoscope,
• textile_yarn,
• shell,
• reed,
• marine_cable,
• machine_ways,
• catheter,
• crowbar,
• stranded_cord,
• ribbon,
• rope,
• toy_screwdriver,
• flare,
• pylon,
• thin_wire,
• spar,
• riser,
• appropriate_analysis,
• mackerel,
• aircraft_body,
• ring,
• high_chimney,
• lighthouse,
• unsharpened_pencil,
• ski,
• side_molding,
• pipe,
• hair,
• fuselage,
• match,
• cable_tray,
• cilium,
• knife,
• key,
• scallion,
• solid,
• goby,
• fiber,
• bean,
• wire,
• file,
• baton,
• stylite_tower,
• barrels,
• church_steeple,
• conductor,
• tall_mast,
• sewing-machine_needle,
• flatworm,
• control,
• locker_molding,
• marine_riser,
• earthworm,
• horsehair_worm,
• pole,
• tall_building,
• cable,
• nose_cap,
• nail,
• elevated_tank,
• cane,
• aerofoil,
• table_legs,
• campanile,
• floating_bridge,
• smokestack,
• spike,
• side_garnish,
• rib,
• television-antenna_mast,
• arrow,
• chopstick,
• fly_larva,
• line,
• single_carrot,
• projection_bolt,
• steeple,
• courgette,
• intake_tower,
• bowline_bundle,
• blade,
• bearing,
• barracuda,
• ship,
• cucumber_carrot,