The term "dollars cobwebs" typically refers to the accumulation of dust or neglect on dollar bills or other forms of currency. Synonyms for this phrase may include "dusty coins," "neglected bills," "forgotten funds," "obsolete cash," or "abandoned treasure." Each of these expressions conveys a similar idea of monetary value that has been left untouched or forgotten over time. While the term "dollars cobwebs" may not be as commonly used in modern language, these alternative phrases can help to convey the same sentiment in a more relatable or recognizable way.