adjective.
Possessed of, exercising, or showing prudence and self-restraint in speech and behavior; circumspect.
adjective.
Made, done, or situated so as to attract little notice.
The Century Dictionary and Cyclopedia
Distinct; distinguishable; discrete. See discrete, the usual spelling in this sense.
Wise or judicious in avoiding mistakes or faults, or in selecting the best means to accomplish a purpose; prudent; circumspect; cautious; wary; not rash.
Civil; polite.
Synonyms See list under cautious.
the GNU version of the Collaborative International Dictionary of English
adjective.
Possessed of discernment, especially in avoiding error or evil, and in the adaptation of means to ends; prudent; sagacious; judicious; not rash or heedless; cautious.