adj. 25B6; adjective
be careful when you go up the stairs : CAUTIOUS, heedful, alert, attentive, watchful, vigilant, wary, on guard, circumspect.
Roland was careful of his reputation : MINDFUL, heedful, protective.
careful with money : PRUDENT, thrifty, economical, sparing, frugal, scrimping, abstemious; informal stingy.
careful consideration of the facts : ATTENTIVE, conscientious, painstaking, meticulous, diligent, assiduous, sedulous, scrupulous, punctilious, methodical; informal pernickety; archaic nice.
careless, extravagant.