Argus-eyed advertent agape aghast agog alert all agog all ears all eyes amazed assiduous astonished astounded at gaze attentive aux aguets aware awed awestruck beguiled bewildered bewitched breathless burning with curiosity captivated careful concentrated confounded conscious consumed with curiosity curious custodial diligent dumbfounded dumbstruck eagle-eyed earnest enchanted enraptured enravished enthralled entranced fascinated finical finicking finicky flabbergasted gaping gauping gazing ghoulish gossipy guarded hawk-eyed heedful hypnotized in awe in awe of inquiring inquisitive intense intent intentive interested itchy keen-eyed lidless lost in wonder marveling mesmerized meticulous mindful morbid morbidly curious nice niggling observant observing on guard on the ball on the job on the lookout on the watch open-eared openmouthed overcurious overwhelmed popeyed prudent prurient puzzled quizzical rapt in wonder regardful scopophiliac sharp-eyed sleepless spellbound staggered staring stupefied supercurious surprised thunderstruck under a charm unsleeping untold vigilant voyeuristic wakeful wary watchful wide-awake wide-eyed with open eyes wonder-struck wondering