Its pretty simple. The first person will name an object, and the next person will have to find or make a name with it.
Ex:
1- Wire
2-Wiress
Make sense? Good! 
Can
[name]Candace[/name]
Chair
[name]Charice[/name]
[name]Lock[/name]
[name_f]Locket[/name_f]
[name_f][/name_f][name_m]Set[/name_m]
[name_m]Seth[/name_m]
[name_f][/name_f]Towel