"CRAI" is a regional supermarket chain with a presence in different parts of Italy. However, if we were to think of synonyms for the word 'CRAI' that are not related to the brand, it would be difficult. Instead, it might be useful to provide some synonyms for words that are associated with supermarkets and shopping. For example, "market" could be replaced with "store," "grocery," or "bazaar." Similarly, "shopping" could be substituted with "buying" or "purchasing." It is important to note that synonyms can have slightly different meanings and connotations, so choosing the right one for a particular context is key.