Hold in check is a phrase that means to restrain or control something. There are a variety of synonyms that can be used to convey this same meaning. For instance, the expression "keep in check" implies the same restraint or control. Similarly, the phrase "keep under control" or "manage" communicates the idea of holding something back or keeping it in check. "Refrain from", "suppress", and "curb" are other synonyms that can be used interchangeably with hold in check. These words can be utilized in a range of settings, from personal conversations to professional contexts, to convey the same message of control and restraint.