exacting Synonyms

strict demanding stern fastidious exigent extortionate scrupulous selective severe sharp strenuous squeamish stressful strait rigorous rigid perfectionist piercing precise punctilious punctual punishing puristic puritanic ramrod rapacious religious requiring righting perfecting stringent superincumbent labor-intensive persnickety bloodsucking faultfinding nerve-wracking unpermissive pernickety picky choosy niggly money-grubbing supercritical sandbagging gruelling grueling tall taxing testing