grille, radiator grille
['trolleybus, trolley coach, trackless trolley', 'bannister, banister, balustrade, balusters, handrail', 'coil, spiral, volute, whorl, helix', 'solar dish, solar collector, solar furnace', 'maze, labyrinth', 'pinwheel', 'cash machine, cash dispenser, automated teller machine, automatic teller machine, automated teller, automatic teller, ATM']