acuity acute astute brilliant corrosive crisp delicate fine intense perceptive piercing piping quick sharply sharp slashing unrelenting well-honed
acerbic acrimonious adamantine astringent awful difficult firm grim hard-time hard harsh heavy hurt implacable inclement maximum monastic precarious restrain rigorous rocky severe sternly stern strict torrid trying
biting cutting mercilessly mordant piquant relentless tacky ungenerous vitriolic waspish
dazzling illuminating terrible trenchant
brainish cranky feisty fractious irritable nettlesome peevish ropable ropeable scold snappish spleenful splenetic umbrageous
