promontory, headland, head, foreland
['sea urchin', 'paddlewheel, paddle wheel', 'cairn, cairn terrier', 'chain mail, ring mail, mail, chain armor, chain armour, ring armor, ring armour', 'maillot, tank suit', 'American lobster, Northern lobster, Maine lobster, Homarus americanus', 'radio telescope, radio reflector']