adjective

unpredictable and potentially dangerous.

food supplies have been dicey in recent months

risky,uncertain,unpredictable,touch-and-go,precarious,unsafe,dangerous,perilous,high-risk,hazardous,fraught with danger,tricky,ticklish,delicate,difficult,awkward,thorny,problematical,problematic,unchancy,chancy,hairy,sticky,iffy,dodgy,gnarly,parlous