Antonyms for the word "falloffs" would be words that represent the opposite meaning such as increasing, growth, progression, advancement, rise, upsurge, development, improvement, and boom. These words indicate an upward trend or a positive change rather than a decline or a decrease. In contrast, fall offs imply a negative trend or a decrease such as a lack of sales, a drop in revenue, or a decline in productivity. It is essential to understand the antonyms of a word to communicate effectively in writing or speaking, especially in situations where you want to express progress, success, or growth.