Memory not freed:
-----------------
   Address     Size     Caller
0x082538f0     0x70  at ../SimoneMori.c:29
0x08253968     0x70  at ../SimoneMori.c:29
0x082539e0     0x70  at ../SimoneMori.c:29
0x08253a58     0x70  at ./dizionario.h:46
0x08253ad0     0x70  at ./dizionario.h:46