(a.) Difficult to please; delicate to a fault\; suited with difficulty; squeamish; as, a fastidious mind or ear; a fastidious appetite.

accurate appreciative bleached bright careful censorious choicy choosy civilized clean cleanly conscientious critical cultivated cultured dainty delicate differential difficult dirt-free discriminate discriminating discriminative distinctive distinguishing elegant exact exacting fair fine finical finicky fresh fussy graceful gracile gracious hypercritical immaculate kosher meticulous nice nit-picking nonpolluted of cleanly habits overconscientious overscrupulous particular perfectionistic picky polished precise precisianistic priggish prudish punctilious punctual pure puristic puritanic refined religious ritually pure scrupulous selective sensitive shiny smut-free smutless sophisticated spotless squeamish stainless strict subtle sweet tactful tahar tender-conscienced tubbed unadulterated unbesmirched unblemished unblotted undefiled unmuddied unpolluted unsmirched unsmudged unsoiled unspotted unstained unsullied untainted untarnished well-scrubbed well-washed white whitened