Booklet has 2 different meanings across 1 category:
Noun
a small book usually having a paper cover
"The museum gave us a colorful booklet about local history that was easy to hold in one hand."
A small or thin book.
"The travel guide was so light and compact that it felt more like a thick booklet than a full-sized book."
The word booklet is formed by adding the diminutive suffix "-let" to "book." This construction indicates a small or miniature version of a standard book.