Backfit is a term that refers to retrofitting or modifying a system or process to match older or pre-existing standards. When it comes to finding synonyms for backfit, there are several options available, including retrofit, revamp, refurbish, update, and modernize, among others. These words all denote the act of improving or altering something to meet an older or pre-existing standard. The actual word used may depend on the industry or context in which it is being used, but the underlying meaning remains the same. Regardless of the word chosen, backfitting is an essential process for ensuring that outdated systems and processes can continue to operate efficiently.