judicious in one's conduct or speech, esp. with regard to respecting privacy or maintaining silence about something of a delicate nature; prudent; circumspect.

showing prudence and circumspection; decorous

a discreet silence.

modestly unobtrusive; unostentatious

a discreet, finely wrought gold necklace.

adjective

careless , foolish , incautious , indiscreet , rash , reckless , thoughtless , uncareful , undiscerning

adjective

alert , attentive , awake , cagey , calculating , careful , chary , circumspect , civil , conservative , considerate , controlled , diplomatic , discerning , discriminating , gingerly , guarded , having foresight , heedful , intelligent , judicious , like a clam , moderate , noncommittal , not rash , observant , on lookout , politic , precautious , prudent , reasonable , reserved , restrained , safe , sagacious , strategic , tactful , temperate , thoughtful , vigilant , wary , watchful , wise , worldly-wisenotes:discreet means \'judicious , showing discernment , \' while discrete means \'detached , separate\' and \'individually distinct\' , sensitive , cautious , modest , polite , sensible