It's worth noting is available in a multi-language edition[1].

In Italian weddings is customary to give a "bomboniera" to guests, a small party favour as a souvenir and thanks for their attendance.

Usually it consists of some formal bullshit like a silver spoon or small ceramic thing. My wife and I wanted something a bit more fun and Munari's "supplemento al dizionario italiano" become ours.

[1]https://www.amazon.it/italiano-Supplement-dictionary-Supplem...