The phrase 'piece people' could have several suitable synonyms, depending on the intended meaning. For instance, if referring to a group of individuals who are highly skilled in their respective fields, 'specialists' or 'experts' could be used as synonyms. Alternatively, if the reference is to a group of people who are emotional or sentimental, 'romantics' or 'sentimentalists' could be used. In a broader sense, 'individuals' or 'persons' could also serve as synonyms for 'piece people.' If the context requires an emphasis on the diversity of the group, then 'assortment,' 'medley' or 'variety' could be more appropriate synonyms.