Synonyms for Pocketbook (same or very similar meaning)
WordNet sense 1 (a pocket-size case for holding papers and paper money):
billfold, wallet, notecaseWordNet sense 2 (pocket-sized paperback book):
pocket editionWordNet sense 3 (a container used for carrying money and small personal items or accessories (especially by women)):
bag, handbag, purseFrom the ODE community, based on WordNetadd/edit