Crossword Clue:

to add more liquor to a drink

AnswerCrossword Clue
FRESHENAdd more to, as someone's drink
LACEAdd liquor to a beverage
SPIKETHEPUNCHAdd liquor to a party beverage
SPIKETHEPUNCHAdd a little gin to a party drink, say
RELOADAdd more bullets to a rifle