Ratably is an adverb that is commonly used to describe something that is done or distributed in equal amounts or proportions. There are various synonyms for the word, which include equally, proportionately, evenly, equitably, and in due proportion. Additionally, the word uniformly, fairly, and justly can be used interchangeably with ratably. In the context of finance and accounting, ratably simply implies that something is divided in a consistent manner over a specific time period. Therefore, synonyms such as prorated, allotment, and apportioned also can be used to describe the division of funds. Overall, these synonyms allow for a more versatile use of language and help to clarify the meaning of the word, ratably.