Got behind is a common phrase that describes the act of falling behind schedule or failing to meet expectations. There are many alternative ways to express this concept in writing or conversation. Some synonyms for got behind include fell short, lagged, was left behind, trailed, missed the mark, or failed to keep up. Each of these expressions carries a slightly different connotation and may be more or less appropriate depending on the context. Regardless of which term you choose, using precise language can help clarify your meaning and make your communication more effective.