Synonyms and related words :
attend to business, be alert, be careful, be cautious, be obsessed with, bend over backwards, beware, concentrate on, exercise care, fix on, focus on, give heed, handle with gloves, have a care, lie low, look about one, look lively, look out, look sharp, mind, miss nothing, pay attention, pay heed, qui vive, scrutinize, study, take good care, take heed, take pains, take trouble, tread on eggs, treat gently, watch out