### Clue: Pop's spiked with most of whiskey spirits (6)
### Answer: DRYADS 
 ### Explanation: Definition: spirits
 DAD(the one you might also call "Pop", informally)'S** containing**(spiked with) "rye"(a whiskey made from, well, rye grain) **minus its last letter**(most of …).
Defn: Wood nymphs.