THESAURUS
skyrocketing
anabatic, ascendant, ascending, ascensional, ascensive, climbing, cutthroat, exacting, excessive, exorbitant, extortionate, extravagant, fancy, gouging, grossly overpriced, immoderate, in the ascendant, inflationary, inordinate, leaping, mounting, out of bounds, out of sight, outrageous, overpriced, preposterous, prohibitive, rampant, rearing, rising, saltatory, scandent, scansorial, spiraling, springing, unconscionable, undue, unreasonable, unwarranted, uparching, upcoming, upgoing, upgrade, uphill, uphillward, uprising, upsloping, upward, upwith, usurious