The term "force hand" can have many synonyms, depending on the context in which it is being used. If used in a military or police context, some synonyms could include "enforcement," "coercive," or "dominant." In a physical sense, "muscular," "powerful," or "strong" could be used. Alternatively, in a less forceful context, words like "persuasive," "influential," or "compelling" could be used to describe a person's hand in a situation. Ultimately, the best synonym for "force hand" will depend on the specific context in which it is being used.