Fountain drink
All answers having "Fountain drink" as clue:
3 Character Answers:
POP
4 Character Answers:
COLA
MALT
SODA
5 Character Answers:
FLOAT
6 Character Answers:
MALTED
7 Character Answers:
SODAPOP
10 Character Answers:
MALTEDMILK
11 Character Answers:
VANILLASODA