Others:
Soda Pop (Midwest)
Soft drink (W Coast)
Tonic (Boston)
Co-cola (Deep South)
Fizz, Fizzy Pop, Fizzy Drink
Dr Pepper (Texas)
Pepsi (South)
He was born and raised in Augusta GA. I see there's a green "other" county just west of there . . . < g >
This is what happens when you move from Montana (Pop) to Illinois (Soda).
Archaic.
I still say it. Should that tell me something?
My Granpa (from Roxbury, MA) always called it Tonic. The rest of our family calls it Soda.
When I moved to WA state and they kept calling it Pop I was perplexed. Of course when I ordered a Grinder they thought I was from another planet.
I live at the very bottom of Texas, touching the water, and I’ve never heard ‘fizz’ or anything like that. Here I’ve heard it called soda. People only say coke when they want the brand Coke (which is often).