Lift-pumps, also known as force pumps, are mechanical devices used to move liquids from lower to higher levels. These pumps act as synonyms for various other terms, offering versatility in language usage. One common synonym for lift-pumps is "water-lifters," which vividly portrays their purpose of raising fluids. Another alternative is "elevating pumps," emphasizing their ability to transport substances upwards. Additionally, "up-pumps" can be used interchangeably to convey the concept of lifting materials. Furthermore, the term "raising pumps" encapsulates their functionality in moving liquids to elevated positions. Regardless of the synonym employed, lift-pumps effectively execute the crucial task of vertically transferring fluids.