The word "check" has a number of synonyms that can be used in various different contexts. These include words like "verify," "inspect," "examine," and "scrutinize." Other possible synonyms include "audit," "review," "confirm," "validate," and "assess." In the context of banking and finance, "check" can also be replaced with synonyms like "cash," "negotiate," or "endorse." Similarly, in a medical context, "check" can be replaced with synonyms like "monitor," "observe," or "evaluate," while in the context of travel or luggage, "check" can be replaced with words like "investigate," "search," or "inspect." Overall, "check" is a versatile word that has a wide range of possible synonyms depending on the specific context in which it is being used.