Simple categories matching unpainted:

• surface,
• material,
• softwood,
• part,
• wood,
• area,
• masonry,
• substrate,

Members with property unpainted:

• brick,
• concrete_steps,
• fender,
• sidewalk,
• stone,
• rudder_post,
• masonry_wall,
• landing-gear_strut,
• sonar_dome,
• redwood,
• bumper,
• spline,
• propeller,
• bench,
• walkway,
• copper,
• chrome_trim,
• cedar,
• lead,
• car,
• glass,
• collar,
• rudder,
• wood,
• masker_belt,
• housing_foundation,
• windows,
• white_pine,
• propeller_blade,
• furniture,
• fir,
• porch_post,
• unpainted_ceiling,
• cypress,
• light_fixture,
• curb,
• wheel,
• new_wallboard,
• base,
• post,
• stucco,
• plaster,
• deck,
• gear,
• cinder-block_wall,
• concrete_block,
• pine,
• window-screen_frame,
• trim,
• hands,
• plant,
• slate,
• concrete,
• eds,
• block,
• masonry,
• dial,
• railing,
• spruce,
• dock,
• patio,
• cement,
• brickwork,
• floor,
• propeller_shaft,
• stonework,
• tire_rim,
• under_block,
• dry_wall,