openmouthed

Synonyms and related words:

advertent, agape, aghast, agog, ajar, alert, all agog, all ears, all eyes, amazed, assiduous, astonished, astounded, at gaze, attentive, aware, awed, awestruck, bawling, beguiled, bewildered, bewitched, blatant, boanergean, boisterous, brawling, breathless, burning with curiosity, captivated, careful, clamorous, clamoursome, concentrated, confounded, conscious, consumed with curiosity, crying, curious, dehiscent, diligent, dumbfounded, dumbstruck, earnest, enchanted, enraptured, enravished, enthralled, entranced, fascinated, finical, finicking, finicky, flabbergasted, gaping, gauping, gazing, ghoulish, gossipy, heedful, hypnotized, in awe, in awe of, inquiring, inquisitive, intense, intent, intentive, interested, itchy, lost in wonder, loudmouthed, marveling, mesmerized, meticulous, mindful, morbid, morbidly curious, multivocal, nice, niggling, noisy, observant, observing, obstreperous, on the ball, on the job, open-eared, open-eyed, oscitant, overcurious, overwhelmed, popeyed, prurient, puzzled, quizzical, rapt in wonder, regardful, ringent, scopophiliac, screaming, shouting, slack-jawed, spellbound, staggered, staring, strident, stupefied, supercurious, surprised, thunderstruck, under a charm, vociferant, vociferating, vociferous, voyeuristic, watchful, wide-eyed, wonder-struck, wondering, yammering, yapping, yawning, yelling, yelping