Boat-canal is a term that is used to describe a man-made waterway that is intended for travel by boat or other watercraft. However, there are many synonyms for this word that can be used interchangeably, depending on the context and the type of canal in question. Some of the most common synonyms for boat-canal include waterway, canal, channel, channel, navigational channel, artificial waterway, and inland waterway. These terms are all used to describe watercourses that have been developed by humans for the purpose of transportation or recreation. Other synonyms for boat-canal may include words like aqueduct, ditch, sluice, and lock. These terms may be used to describe specific features of a canal, such as a raised conduit that carries water over a valley or a mechanism for raising or lowering boats between different levels of water.