amphibious vehicle

English Thesaurus

1. a flat-bottomed motor vehicle that can travel on land or water (noun.artifact)

hypernym	:	automotive vehicle, motor vehicle,
definition	:	a self-propelled wheeled vehicle that does not run on rails (noun.artifact)

hyponym	:	marsh buggy, swamp buggy,
definition	:	an amphibious vehicle typically having four-wheel drive and a raised body (noun.artifact)