aware (part of speech: adjective)
attentive (part of speech: adjective)
cautious, concentrating, observant, engrossed, diligent, entranced, alert, hearkening, heedful, regardful, watchful, immersed, considering, rapt, intent, enraptured, sharp, concerned, interested, observing, responsible, scrutinizing, vigilant, mindful, absorbed, fascinated, careful
cautious (part of speech: adjective)
excited (part of speech: adjective)
disquieted, agitated, effervescent, fiery, feverish, fervent, ardent, exhilarated, impassioned, anxious, animated, disturbed, passionate, burning, stimulated, energized, inflamed, turbulent, aroused, breathless, electrified, excited
vigilant (part of speech: adjective)
- He had an attentive listener. - "Janet's Love and Service", Margaret M Robertson.
- But he had won an attentive listener. - "The Sherrods", George Barr McCutcheon.
- At the same time he was sensible and shrewd in his money matters and attentive to his personal interests. - "Autobiography of Sir George Biddell Airy", George Biddell Airy.