Juicywater

A concentrated liquid usually containing sugar and flavours in a concentrated form. Usually mixed with water, to get a less concentrated form with a flavour which is not as strong. Koolaid is juicywater.

It's derived from the Danish word "saftevand". Saft means juice, vand means water.

"Hey man, you want some juicywater?"

"Yeah, you got strawberry flavour?"
"Nah, sorry, only have blackberry juicywater"
"Good enough"
"How strong do you want it"
"I don't know, just make it 1:4"