Argus-eyed
41observant — Synonyms and related words: Argus eyed, active, advertent, agog, alert, all ears, all eyes, assiduous, attentive, aux aguets, awake, aware, careful, compliant, concentrated, conforming, conscientious, conscious, constant, custodial, deferential,… …
42on guard — Synonyms and related words: Argus eyed, all ears, all eyes, at bay, aux abois, aux aguets, canny, careful, cautious, circumspect, custodial, defensively, deliberate, discreet, eagle eyed, gingerly, guarded, hawk eyed, heedful, hesitant, in… …
43on the lookout — Synonyms and related words: Argus eyed, all ears, all eyes, aux aguets, custodial, eagle eyed, guarded, hawk eyed, keen eyed, lidless, observant, on guard, on the watch, open eyed, prudent, sharp eyed, sleepless, vigilant, wary, watchful, with… …
44prudent — Synonyms and related words: Argus eyed, Scotch, advisable, alert, all ears, all eyes, anticipant, anticipatory, attentive, aux aguets, bland, canny, careful, cautious, chary, cheeseparing, circumspect, clairvoyant, conserving, considerate,… …
45sleepless — Synonyms and related words: Argus eyed, agile, alert, alive, all ears, all eyes, ardent, assiduous, attentive, aux aguets, awake, bright, constant, continuing, custodial, diligent, disturbed, dogged, eagle eyed, enduring, energetic, faithful,… …
46vigilant — Synonyms and related words: Argus eyed, acute, agog, alert, all ears, all eyes, all ready, all set, armed, armed and ready, attentive, aux aguets, avid, booted and spurred, briefed, careful, cautious, chary, circumspect, coached, cocked, covering …
47wary — Synonyms and related words: Argus eyed, Machiavellian, Machiavellic, Pyrrhonic, Scotch, acute, agnostic, all ears, all eyes, arch, artful, astute, aux aguets, cagey, calculating, canny, careful, cautious, chary, circumspect, clever, considerate,… …
48watchful — Synonyms and related words: Argus eyed, advertent, agog, alert, all ears, all eyes, assiduous, attentive, aux aguets, aware, careful, cautious, chary, circumspect, concentrated, conscious, covering, custodial, defensive, diligent, eagle eyed,… …
49keen-sighted — (Roget s IV) modif. Syn. keen eyed, clearsighted, sharp eyed, sharp sighted, eagle eyed, hawk eyed, farsighted, telescopic, Argus eyed, cat eyed; see also observant 1 …
50discerning — adj astute, perceptive, clear eyed, penetrating, piercing; keen, sharp, acute, quick; eagle eyed, hawk eyed, lynx eyed, sharp eyed; perspicacious, percipient, appercipient, discriminating, critical; sagacious, judicious, wise, sapient, knowing,… …
