(Of prices) very great (3-4)
I believe the answer is:
sky-high
(Other definitions for sky-high that I've seen before include "such costs are very steep" , "Very pricey!" , "Very elevated" , "At great altitude" , "At an excessive level" .)
I believe the answer is:
sky-high
(Other definitions for sky-high that I've seen before include "such costs are very steep" , "Very pricey!" , "Very elevated" , "At great altitude" , "At an excessive level" .)