Answer:

smalls

Answer	Crossword Clue
SMALLS	Shakur rival
SMALLS	Back parts
SMALLS	T-shirt sizes

SMALLS	Some tees
SMALLS	Some shirt sizes
SMALLS	Shirt sizes
SMALLS	Dress sizes
SMALLS	Some shirts
SMALLS	Mini-collectibles, to collectors
SMALLS	Rapper Biggie
SMALLS	Some drink orders

SMALLS	Lilliputians.
SMALLS	Sizes in the clothing department.
SMALLS	Some sizes
SMALLS	Certain sizes
SMALLS	Composer of "The Wiz"
SMALLS	Some T-shirts
SMALLS	Some pizza orders
SMALLS	Biggie ... (rapper a k a Notorious B.I.G.)

SMALLS	Some pizzas
SMALLS	They're littler than mediums
SMALLS	Petite sizes
SMALLS	Biggie in the rap business