EG,
Apple Juice --> (The) Juice of Apple(s)
Gold Castle --> (The) Castle of Gold
Liver Disease --> Disease of (the) Liver
Et Al.
EG,
Apple Juice --> (The) Juice of Apple(s)
Gold Castle --> (The) Castle of Gold
Liver Disease --> Disease of (the) Liver
Et Al.
You could see the two first side of the arrow as an example of noun-noun compounding. While there is a space separating the two words, the stress pattern of these phrases behaves more like a single unit.