WordWeb Online

1. Marked by prudence or modesty and wise self-restraint
   "his trusted discreet aide"; "a discreet, finely wrought gold necklace"
    
2. Unobtrusively perceptive and sympathetic
   "a discreet silence";
   - discerning
    
3. Heedful of potential consequences
   "a discreet investor";
   - circumspect

Sounds like: discomfit, discomfortt, discret

Derived forms: discreeter, discreetest

See also: prudent, tactful

Antonym: indiscreet

Encyclopedia: Discreet