guarded

having or showing a close attentiveness to avoiding danger or trouble a guarded man who knew better than to reveal such delicate information guarded actions Synonyms alert, cautious, chary, circumspect, conservative, considerate, gingerly, careful, heedful, safe, waryRelated Words advertent, attentive, awake, observant, regardful, vigilant, watchful; hypercautious; foresighted, foresightful, forethoughtful, provident, thoughtful; cagey (also cagy), calculating, canny, shrewd; deliberate, slow; ultracareful, ultracautiousNear Antonyms bold, brash, impetuous, rash, reckless, venturesome; asleep, inattentive, regardless; inconsiderate, thoughtless; lax, neglectful, negligent, remiss; imprudent, indiscreet, injudicious; absentminded, forgetful; inadvertent, unintentional, unplannedAntonyms careless, heedless, incautious, unguarded, unmindful, unsafe, unwary