"Subject to law" can be expressed in a variety of ways. A few common synonyms for this phrase include "governed by law," "regulated by law," "liable to legal restrictions," and "accountable under the law." Additionally, "bound by law," "constrained by law," and "subservient to law" all convey similar meanings. It's important to note that when using these synonyms, it's crucial to maintain the same legal nuance and specificity as the original term. The specific legal context should also be considered when selecting the best synonym to use in a given situation.