Synonyms for the word "liable" include responsible, accountable, answerable, and susceptible. When something or someone is considered "liable," it means that they are likely or potentially subject to some sort of consequence or penalty. "Responsible" generally implies a sense of duty or obligation, while "accountable" suggests that someone is answerable for their actions or decisions. Similarly, "answerable" implies that someone can be asked to explain their behavior or actions. "Susceptible" suggests that someone is vulnerable to something, such as illness or damage. Choosing the right synonym depends on the context in which the word is used and the precise meaning that you want to convey.