i Register
In some senses, pocketbook is marked as dated, figuratively, US. Watch for register when choosing this word.
noun
A purse or handbag.
A wallet for paper money.
One's personal budget or financial capacity; the amount one can afford.
A small book, particularly (US) a paperback or (UK) notebook able to fit into a pocket (of any genre, from reference work to fine art).
The publishers brought out small format pocketbooks of the whole of their nature series.
The pocket books are in trouble. A creeping extralegal censorship threatens to bowdlerize the product[…]
A small book, particularly (US) a paperback or (UK) notebook able to fit into a pocket (of any genre, from reference work to fine art).