rock bottom Antonyms

all-time best upper boundary ultraexpensive top edge overpriced unsurpassed high-water mark exy exxy pricey A-1 breaking point end point upper limit high-ticket greatest costing a bomb exxie A number 1 at a dear price at a cost highest point upper edge top boundary line top boundary top bound top border higher limit higher boundary higher bound higher border too expensive loftiest unequalled high extremity extreme expensive exorbitant costly consummate ceiling best apogean apical apex acme ace maximum paramount