"Regular paprika" refers to the basic and most common type of paprika spice, typically made from dried and ground sweet peppers. It does not have any specific flavor variations or added ingredients. Full definition
I couldn't find smoked paprika, so I settled for regular paprika and it's still great. (isachandra.com)
Of course, if you don't have smoked paprika, you can substitute regular paprika for the sweet smoked paprika and cayenne pepper for the hot smoked paprika. (cookeatpaleo.com)
If you don't have smoked paprika go ahead and use regular paprika. (treehugger.com)