What the *&%# suggestion cum????
Not just suggestion cum, but a suggestion cum complaint book! So if you’re not happy with your suggestion cum, at least there is a place to air your grievances.
Apparently, in Mumbai they have confused Latin with English — in Latin, “cum” means “with.” I recommend an updated language course in modern-day American English slang.
In British English “cum” (from Latin) is sometimes used to denote “combined with”.