attentive Synonyms

heedful mindful circumspect thoughtful watchful regardful intent observant painstaking respectful observing responsive reverential rigorous ruminant philanthropical ruminative scrupulosity scrupulous sedulous sensitive open-eyed overcareful receptive paying on the ball polite possessory present prudent public-spirited punctilious qui vive overcautious rapt reactive sensory sentient witting beady-eyed apperceptive leery bound up painstakingness hard-working reckful on guard on the job on the lookout oversolicitous