Bottomless wells are a term that describes something that is seemingly never-ending. There are numerous synonyms that can be used to describe such a concept, including limitless, boundless, infinite, unending, and inexhaustible. These descriptors are often associated with concepts that have no foreseeable end, such as the universe, time, or a person's potential. Likewise, bottomless wells can be associated with deep emotions, such as love or sorrow, that seem to have no end. Alternatively, bottomless wells can be used in a negative sense, denoting a problem or issue that seems insurmountable. However, despite the potential negative connotations, bottomless wells are often associated with hope and possibility.