fireboat
['radio, wireless', 'chain saw, chainsaw', 'flatworm, platyhelminth', 'loudspeaker, speaker, speaker unit, loudspeaker system, speaker system', 'platypus, duckbill, duckbilled platypus, duck-billed platypus, Ornithorhynchus anatinus', 'muzzle', 'fire screen, fireguard']