The word "prolongers" refers to those individuals or things that extend or lengthen the duration of something. Synonyms for "prolongers" include "lengtheners", which are substances, actions, or elements that elongate or stretch the time frame of a particular event or circumstance. Furthermore, "extendors" can also be used to describe those individuals or mechanisms that increase the length or continuation of an activity or process. Additionally, "expanders" can be employed as an alternative term for "prolongers", denoting those factors or elements that broaden or enhance the duration of a specific endeavor or occurrence. In summary, these words serve as interchangeable alternatives to "prolongers" when emphasizing the elongation or expansion of time.